WASHINGTON (AP) Cappie Pondexter's layup with 6 seconds left gave the Sky a 66-64 victory over the Washington Mystics on Sunday.
Washington's Kara Lawson hit a 3-pointer with 28 seconds to tie the game. Coming out of a timeout, Pondexter, out near the halfcourt line, let the clock wind down before driving for the winning points. Lawson missed a last-second jumper.
With the home-and-home sweep, Chicago (17-11) earned its fourth straight victory over Washington (15-11) in the battle between Eastern Conference teams jockeying for playoff berths.
Pondexter finished with nine points, six below her average. Elena Delle Donne, the league's leading scorer at 24 points per game, had 18 on 7-of-22 shooting along with 10 rebounds. Allie Quigley added 15 points and Clarissa Dos Santos 10.
Lawson led Washington with 19 points with Ivory Latta adding 15 and Emma Meesseman 12.