SEATTLE -- Aerial Powers scored 19 points, including a go-ahead 3-pointer with 54 seconds left, to help the Dallas Wings beat the Seattle Storm 83-78 on Thursday night.

Sue Bird made a long 3-pointer with 2:15 remaining to tie it at 76-all but it was Seattle's final field goal. The Storm added two free throws for a two-point lead, but Powers sank a 3 with 2 seconds left on the shot clock for a 79-78 lead. After three empty possessions, Odyssey Sims and Skylar Diggins each made two free throws to seal it.

Courtney Paris had 12 points and 12 rebounds, and Karima Christmas added 12 points for Dallas (8-9), which is No. 6 in the AP power poll. Glory Johnson fouled out with 1:17 left and had 11 points and nine rebounds.

Powers was 3 of 4 from 3-point range and the Wings made 11 of 22.

Jewell Loyd led 10th-ranked Seattle (6-10) with 24 points. Breanna Stewart, coming off the third-highest scoring output (38) by a rookie in league history, was held to 17 points.