South Lakes High School's girls basketball team outscored Langley 18-9 in the fourth quarter to topple the Saxons 51-43 on the road.
It was the fourth straight win for the Seahawks, who are ranked No. 17 by the Washington Post this week.
South Lakes sits atop the Liberty District with an 8-1 district (15-2 overall). The Saxons are now 8-9, 4-5 Liberty.
SLHS Junior center Abigail Rendle had a game-high 15 points, 9 rebounds, 8 blocks, 5 steals and 2 assists. Junior guard Caitlin Jensen made key free throws in the fourth quarter and finished with nine points and two rebounds.
Langley was led by Kaelin Testa with 11 points and Jessica Stewart with 10.
It was South Lakes' second victory over Langley this season. The Seahawks won the December meeting 43-33 at home.
Next up: South Lakes plays at Jefferson 7:30 p.m. on Friday. Langley hosts Fairfax on Friday.
Boys basketball: Langley completed a season sweep of South Lakes with a 46-37 victory on Tuesday. It was the fifth straight loss for the Seahawks, who fell to 6-11, 3-6 Liberty.
Brandon Kamga scored 24 of South Lakes 37 points against Langley (14-3, 7-2).
Next up: South Lakes hosts Jefferson 7:30 p.m. Friday.