WASHINGTON -- Odyssey Sims scored 22 points, Karima Christmas had 11 points and 10 rebounds and the Dallas Wings beat the Washington Mystics 87-77 on Wednesday night.

Washington got within 74-71 with 3:44 left but Dallas scored on its next three possessions for an 81-73 lead. Christmas and Sims sealed it by combining to make 6 of 6 free throws down the stretch.

Erin Phillips made three of Dallas' eight 3-pointers and finished with 16 points. The Wings (2-1), who are ranked No. 7 in the AP WNBA power poll, also got 10 points from rookie Aerial Powers.

Skylar Diggins missed her third straight game while recovering from an ACL tear suffered last season.

Dallas gained some momentum at the end of the third quarter when Jordan Hooper hit a 3-pointer with 13 seconds left and Powers stole the inbound pass and made a layup to extend its lead to 67-55.

Tayler Hill went 11 of 15 from the free-throw line and had 20 points for Washington (0-2). Emma Meesseman added 19 points with seven rebounds for the eighth-ranked Mystics.