Arsenal delivered a season-defining performance on Saturday, defeating Chelsea 2-0 to blow the WSL title race wide open.
The London Derby victory marks the Gunners' first away win against Chelsea since 2018, ending the Blues' 10-match unbeaten streak.
After a scoreless first half, Arsenal broke the deadlock in the 54th minute. Alessia Russo drove through the midfield to find Beth Mead, who clinically slotted a right-footed shot into the bottom left corner.
Arsenal doubled their advantage six minutes later. Mead claimed the assist, threading a pass to Spain international Mariona Caldentey inside the penalty area. The 2023 World Cup winner took one touch to set herself, before drilling the ball past Chelsea goalkeeper Hannah Hampton to make it 2-0.
Chelsea manager Sonia Bompastor's team struggled to find their usual rhythm. Despite introducing Lauren James and Keira Walsh as second-half subs, Arsenal limited the hosts to long-range efforts and just one shot on target.
Anchored by Leah Williamson and Lotte Wubben-Moy, the Arsenal defense remained disciplined, securing the clean sheet.
“We figured out where we could hurt them and we did that in the second half especially,” Mead told BBC Sport. “We put our chances away.”
The result has serious implications for the WSL standings.
Afterwards, Bompastor admitted Chelsea's "title race is probably gone," as the defending champions now sit six points behind league-leaders Manchester City. Meanwhile, Arsenal moved within a single point of Chelsea, bolstering their chances for a ticket to the 2026/27 Champions League.
How to watch Arsenal this week
Arsenal now prepares for Wednesday's Women's Champions Cup semifinal, going up against Moroccan powerhouse ASFAR in London at 1 PM ET, live on DAZN.
Chelsea FC's £1 million gamble is paying dividends, as USWNT rising star Alyssa Thompson continued her goal-scoring momentum for the six-time defending WSL champs on Sunday.
The young forward found the back of the net in the ninth minute of the Blues' 1-1 Sunday draw with Liverpool, solidifying her status as a decisive attacking threat for her new club.
"You can see how much talent she has and the quality she brings to the team," Chelsea manager Sonia Bompastor said of Thompson earlier this month. "She's improving game after game, becoming more connected to her teammates, and understanding the way we want to play better."
Thompson left NWSL side Angel City for Chelsea on a then-record £1 million transfer fee in early September, with the 21-year-old going on to notch three goals and one assist in four matches across both WSL and Champions League play.
"Being able to play with players that are the best in the world is an amazing opportunity," said the striker. "I want to learn, grow, and develop a lot. I feel like Chelsea is such an amazing environment to do that in."
Beyond individual accomplishment, Thompson's success underscores Chelsea's depth as they continue to hunt domestic and continental honors on a now-34 match WSL unbeaten streak — while also looking to potentially draw more USWNT stars away from the NWSL.
Two rising US stars made their European marks this week, as both OL Lyonnes midfielder Lily Yohannes and Chelsea FC forward Alyssa Thompson registered their first-ever UWCL goals in the second week of 2025/26 Champions League play on Wednesday — mere hours after earning call-ups to October's USWNT roster.
First, Yohannes launched a 57-yard screamer in the 51st minute of the French club's 3-0 win over Austrian side St. Pölten, with the 18-year-old helping lift Lyonnes over the competition after spotting the keeper out of her goal.
Later on Wednesday afternoon, recent WSL addition Thompson piled onto the Blues' eventual 4-0 thrashing of Paris FC, firing in her debut Champions League goal off a low cross from England mainstay Kiera Walsh.
"She brings a lot of speed up front," Chelsea manager Sonia Bompastor said of Thompson. "She also is a player who is really comfortable on the ball."
How to watch 2025/26 Champions League action on Thursday
The second matchday of the 2025/26 UWCL league phase continues on Thursday, as WSL side Manchester United — anchored by USWNT goalkeeper Phallon Tullis-Joyce — faces Spanish club Atlético Madrid at 12:45 PM ET before reigning champion Arsenal looks to bounce back from their Champions League opening loss by defeating Portugal's Benfica at 3 PM ET.
All 2025/26 Champions League matches will air live on Paramount+.
The 2025/26 UEFA Women's Champions League action returns on Wednesday, kicking off another week of league-phase play as WSL titans Chelsea search for their first UWCL win of the season.
The Blues settled for a disappointing 1-1 draw with FC Twente last week, despite outshooting the Dutch club 20-9 while holding 65% of possession.
"When I analyze the games, I think we are creating a lot, which is the most important thing," said Chelsea head coach Sonia Bompastor. "But the most difficult thing in football is to score goals. We need to stay confident and keep trying."
"Sometimes, when you're able to be clinical, you kill the opposition’s hope a bit sooner," Bompastor continued, hoping to supercharge the Blues' offense ahead of their Wednesday afternoon clash with French side Paris FC.
Other UWCL heavy hitters will also feature on Wednesday's pitch, as Barcelona, Wolfsburg and OL Lyonnes all look to continue their winning ways after major victories in last week's opening slate.
The rest of the 18-club league phase will conclude the second matchday on Thursday, when fellow WSL powerhouses Manchester United and defending Champions League winners Arsenal return to the UWCL pitch.
How to watch Chelsea vs. Paris FC in Champions League play
Chelsea will host Paris FC in London for their second league phase match at 3 PM ET on Wednesday.
All 2025/26 Champions League matches will air live on Paramount+.
Chelsea FC star striker Sam Kerr made headlines on Sunday, as the Australian international scored her 100th goal for the six-time reigning WSL champions in the waning minutes of the Blues' 3-1 win over Aston Villa — Kerr's first competitive match in 634 days.
Kerr subbed into the match in the 75th minute before slotting in the historic goal amid a corner-kick melee three minutes into stoppage time.
"I feel like it's nice to finally be out there and have people stop talking about an injury," Kerr said postgame, referring to the 2024 ACL tear that kept her sidelined for more than 18 months. "Now they can start talking about goals."
Kerr is now chasing Chelsea FC's all-time leading scorer Fran Kirby on the career stat sheet, with the attacking midfielder notching 116 before leaving the Blues to sign with Brighton & Hove Albion in July 2024.
"For me, she's an idol," Chelsea head coach Sonia Bompastor said about Kerr after Sunday's match. "It's a lot of positives, a lot of confidence for her, for the team."
Along with Kerr's return, Sunday's clash also saw blockbuster new signing Alyssa Thompson make her Chelsea debut, with the USWNT rising star taking the pitch as a halftime substitute.
Chelsea FC is playing it close to the chest, with big-name new signing Alyssa Thompson and previously injured superstar Sam Kerr waiting in the wings as manager Sonia Bompastor teases a 2025/26 WSL season debut for the pair.
Kerr joined the 18-player game-day roster for Chelsea FC's opening-day victory over Manchester City last Friday, but saw her season debut delayed as the Australian remained an unused sub while Thompson greeted fans from the stands.
This Sunday's matchup against Aston Villa provides another chance for the standouts to take the pitch, as the six-time reigning WSL champs hunt another result.
"With Alyssa, we are looking for her to be able to play. We don't have the confirmation yet, but we are hoping for her to be able to play in this game," Chelsea boss Sonia Bompastor said earlier today. "I think she has already shown some good things this week in training, and we can see what she can bring to the team."
Bompastor went on to call last week's decision to keep Kerr on the bench "my choice," saying "She's doing everything she can to be available for the squad and available to start…. The next step for her is to be involved in a short game in the league, and maybe we'll see that on Sunday."
USWNT fans will not get a glimpse of defender Naomi Girma, however, as the January 2025 Chelsea addition sat out last Friday's clash with a calf injury and remains unavailable.
How to watch Aston Villa vs. Chelsea FC this weekend
With the possibility of Thompson and Kerr taking the WSL pitch, Chelsea will visit Aston Villa at 7 AM ET on Sunday, with live coverage of the match streaming on ESPN+.
Chelsea FC star Sam Kerr is officially back, as the 31-year-old Australian striker gears up to make her first appearance for her WSL club in 20 months after suffering an ACL tear in January 2024.
"Sam Kerr is on the squad, so she will be involved in the game [against Manchester City]," Chelsea manager Sonia Bompastor told reporters on Thursday as the Blues gear up for their 2025/26 WSL season opener on Friday.
"[Kerr] is in a good place, she has been training well, she's physically in a good position," Bompastor continued. "She's also mentally in a good position, because again I think she's one of the players everyone wants to see on the pitch."
Kerr's return to play is just the latest boost for the six-time reigning WSL champions this week, with Chelsea officially finalizing the near-$1.5 million transfer of USWNT forward Alyssa Thompson from NWSL side Angel City.
Thompson signed a five-year deal with the London club just hours before the WSL's transfer window closure on Thursday evening.
Chelsea quickly accelerated interest in the 20-year-old rising US star after Colombian striker Mayra Ramirez suffered a significant right hamstring injury in a preseason match last weekend.
How to watch Sam Kerr in Chelsea FC's 2025/26 WSL opener
The Blues will begin their hunt for a record-extending seventh consecutive WSL trophy on Friday, when Chelsea hosts Manchester City to open the UK league's 2025/26 season.
The clash kicks off at 2:30 PM ET with live coverage streaming on ESPN+.
Following a dominant 2024/25 campaign, Chelsea FC will look to cap their historic run by completing a domestic treble on Sunday, when they'll battle Manchester United for a third season trophy in the 2025 FA Cup final.
After securing the 2024/25 League Cup in March amidst an unbeaten run to a sixth-straight WSL title, the Blues will close out their season against the league's third-place finishers, the Red Devils, in London's iconic Wembley Stadium.
Should Chelsea secure the 2025 FA Cup, they will add a second domestic treble to their resume after clinching their first trio of trophies in the 2020/21 season. This time, however, they could do so in undefeated fashion.
"We are in a really good place, just the fact that we won the league being unbeaten," said first-year Blues manager Sonia Bompastor. "To end the season with an FA Cup final at Wembley against Man United is maybe the perfect way to end the season."

Manchester United hunts second straight FA Cup trophy
Standing between Chelsea and the treble are 2024 FA Cup champions Manchester United, who will take aim at their only trophy of the season partly behind the play of 2024/25 WSL Golden Glove winner and USWNT goalkeeper prospect Phallon Tullis-Joyce.
Man United enter as the game's undisputed underdogs, having dropped both their WSL regular-season matches against Chelsea in narrow 1-0 defeats.
Even more, the Red Devils must overcome a particular tough stretch of play, facing more than a month without a victory on their schedule.
Man United's last win was their 2-0 FA Cup semifinal victory over Manchester City on April 13th, with the Red Devils suffering a pair of losses and recording two draws to close out WSL play.
That said, United has experience downing the Blues on the FA Cup stage, ousting Chelsea from last year's semifinals en route to a club-first FA title.
Remarking that Manchester United "are a really strong team," Bompastor pointed out that the Red Devils "don't concede a lot of goals, and we need to remember that."
"You only get the trophy if you win, so we need to make sure going into the game we have the best preparation and we perform on the day."
How to watch Chelsea play Manchester United at the FA Cup final
The 2025 FA Cup final between Chelsea FC and Manchester United will kick off at 8:30 AM ET on Sunday.
Live coverage of the match will begin at 8:20 AM ET on ESPN+.
Chelsea FC is the first team in Women's Super League (WSL) history to claim an unbeaten 22-game season, adding the undefeated moniker to their sixth-straight league title with Saturday's 1-0 win over Liverpool.
The Blues' perfect season joins the previous unbeaten campaigns of 2012's Arsenal, 2016's Manchester City, and Chelsea's own 2018 squad — though those three teams did so in 14, 16, and 18 games, respectively.
Chelsea finishes the 2024/25 campaign with an astounding 19 wins and three draws, missing just six possible points on the table en route to their new WSL record of 60 points in a single season.
"As a manager, players, and staff, you only live these moments maybe once in your life," said Chelsea head coach Sonia Bompastor following Saturday's history-making win. "You need to enjoy it because it is a great achievement."
Trailing Chelsea's impressive winning tally by a full 12 points, Arsenal secured second place with a 4-3 victory over third-place Manchester United in their Saturday season finale.

WSL standouts secure individual 2024/25 awards
Though they missed the WSL's team trophy, the Gunners did claim some individual hardware this weekend, as voters selected midfielder Mariona Caldentey as the inaugural winner of the WSL Player of the Season award.
The 29-year-old Spain international led the league in shot creation, and put up nine goals and five assists on the WSL stat sheet this season.
Caldentey's teammate Alessia Russo also walked away with a trophy, sharing the Golden Boot with fourth-place Manchester City's Khadija "Bunny" Shaw after both forwards scored 12 goals each on the season.
Also sharing a stat-sheet title is Chelsea's Hannah Hampton and Manchester United's Phallon Tullis-Joyce, who claimed the 2024/25 WSL Golden Glove award behind 13 clean sheets apiece.
Meanwhile, the season's WSL Rising Star award went to ninth-place West Ham striker Shekiera Martinez. After spending the first half of the 2024/25 season on loan to Bundesliga side SC Freiburg, the 23-year-old German international notched an astounding 10 goals in her 12 total WSL matches.
Speaking of impressive scoring, Manchester City forward Vivianne Miedema's stellar chip against Aston Villa in January earned the Dutch star the 2024/25 WSL Goal of the Season title.
The 2024/25 Women's Super League (WSL) season officially wraps on Saturday, with Chelsea preparing to claim even more history on the heels of their sixth-straight league title.
The still-undefeated Blues will face sixth-place Liverpool in their final outing, with Chelsea on the cusp of becoming the fourth-ever team to finish a WSL season unbeaten.
Should they do so, Chelsea will join 2012's Arsenal, 2016's Manchester City, and their own 2018 squad in achieving perfection — those this year's Blues would be the first to accomplish the feat in the expanded 22-match campaign.
While the team only needs a draw to remain undefeated, a win would secure Chelsea another record, becoming the first club to tally 60 points in a single campaign — two more than the current mark the Blues claimed in 2022/23.
Despite their astounding WSL record, the Blues have fought hard for their dominance this season, with first-year head coach Sonia Bompastor strategically using her entire roster to maintain the winning legacy left by now-USWNT boss Emma Hayes.
"Don't think it's easy. It's never easy," said Bompastor after Chelsea's 2024/25 title win. "It's a great achievement and a lot of work every day — I don't let my players breathe."

Battle for second-place continues on final WSL matchday
While Chelsea chases records, other top WSL clubs are still jockeying for positions on the league's final 2024/25 table.
Along with the Blues, Arsenal and Manchester United are locked into Champions League qualifying positions for next season — but United could leapfrog Arsenal for a second-place WSL finish on Saturday.
Separated by just one point, the Red Devils and the Gunners will face off against each other in the season's final blockbuster matchup.
Arsenal has extra incentive for a good showing, as the Gunners try to snap their two-game WSL losing streak and gain momentum before battling Barcelona in the May 24th Champions League final.
Chelsea also has a shot at another trophy looming, with the Blues chasing a second domestic treble — winning the league, FA Cup, and League Cup.
However, a tough Manchester United stands in the way of Chelsea's third and final treble title, with the pair facing off in the FA Cup's May 18th championship match.
How to watch WSL matches this weekend
All 12 WSL teams will kick off their season's last matches at 7:30 AM ET on Saturday.
Both Chelsea's game against Liverpool and Manchester United's visit to Arsenal will stream live on ESPN+.