Collin Welp added 15 points for UC Irvine, which has won six in a row against Hawaii.
Welp made two free throws to give UCI (17-10, 9-2 Big West Conference) a 13-point lead with 2:26 to play but Drew Buggs and Justin Webster answered with back-to-back 3-pointers to spark a 10-0 run that made it 66-63 when Zigmars Raimo made a layup with 36 seconds left but Leonard and Worku each made a pair of foul shots to cap the scoring.
Buggs led Hawaii (14-10, 5-5) with 17 points and seven assists and Eddie Stansberry scored 10 points.
The Rainbow Warriors have lost their last four games.
Keion Brooks Jr. returning for sophomore season at Kentucky
Forward Keion Brooks Jr., who made six starts last season for Kentucky, said he will return for his sophomore season and not enter the NBA draft.
Ex-Bruins great Kareem Abdul-Jabbar gives 900 safety goggles to UCLA
Former UCLA great Kareem Abdul-Jabbar donated 900 pairs of safety goggles to UCLA Health on Tuesday.
Dayton's Obi Toppin wins Wooden Award to complete sweep
Dayton Flyers forward Obi Toppin capped his magical sophomore season Tuesday, when he was announced as the winner of the John R. Wooden Award over Iowa's Luka Garza. Toppin also won the Naismith and Associated Press national player of the year awards.