WASHINGTON -- Elena Delle Donne scored 15 of her season-high 33 points in the third quarter, and the Washington Mystics beat the Phoenix Mercury 99-93 on Tuesday night.

Washington led by as many as 23 points, but Phoenix closed to 95-93 on Leilani Mitchell's eighth 3-pointer with 1:21 remaining. Kristi Toliver answered with a 3 at the other end and Natasha Cloud made a foul shot with 20.5 seconds remaining to help close it out.

Toliver had 25 points for Washington (13-6), and Cloud finished with 12.

The Mercury wasted a terrific performance by Mitchell, who was 8 of 12 from long range to tie a WNBA single-game record for made 3-pointers. She finished with a career-high 28 points.

Phoenix (10-9) had won three in a row. Brittney Griner had 30 points, nine rebounds and five assists, and DeWanna Bonner scored 25 points.

---

More AP sports: https://apnews.com/apf-sports and https://twitter.com/AP-Sports