DURHAM, N.C. (AP) -- Alexis Jones scored to lead No. 2 Duke in a 99-78 victory over No. 16 Purdue on Thursday night in a Big Ten/ACC Challenge game.
Chelsea Gray added 16 points for Duke (9-0). Haley Peters, who had sat out four games with a knee injury, and Elizabeth Williams had 14 points each, Tricia Liston scored 13 and Richa Jackson 11.
Duke coach Joanne P. McCallie moved one win away from reaching 500 for her career, improving to 499-183. The Blue Devils visit No. 17 Oklahoma on Sunday.
K.K. Houser scored 20 points to lead Purdue (5-2). April Wilson had 14 and Whitney Bays 11.
Duke, which leads the series 6-3, is 6-1 overall in Big Ten/ACC Challenge games while Purdue is 1-6.
The Blue Devils trailed 44-41 at halftime, their first deficit at the break this season, before running away from the Boilermakers in the second half.