The Blue Devils (4-1) were a bit sloppy with the ball in committing 26 turnovers, but their length and depth were major factors in the win against the Vandals (3-1). Duke led the rebounding battle, 48-29, and blocked seven shots.
Rebecca Greenwell scored 17 points for Duke, and Kendall Cooper came off the bench to contribute 10 rebounds and three blocked shots. The team was a bit off from long range, shooting just 4-for-18 (22 percent).
For Idaho, Geraldine McCorkell scored 18 points; Christina Salvatore added 15 points, nine rebounds and five steals. The Vandals came back after struggling in the first half, going just 2-for-18 from 3-point range. But they went 6-of-11 in the third quarter to start shrinking the deficit.
Connie Ballestero hit two free throws to make it 59-54 for Duke with about 7 minutes left in the game, but the Blue Devils rebuilt their lead.
Duke takes on Iowa State on Friday at 1:30 p.m. ET; Idaho will play Texas State at 11 a.m. ET.