IPFW (13-16, 6-9 Summit) trailed by one with about 4 minutes remaining before going on a 12-1 run. Jacobo nailed a 3-pointer and the Mastadons made 7 of 10 free throws during the spurt, which put them ahead 76-65 with 35 seconds remaining and helped them snap a 10-game losing streak against Oakland (15-14, 10-5).
Jacobo also had nine rebounds for IPFW and Joe Reed added 14 points.
Travis Bader led Oakland with 23 points but was just 2 of 10 on 3-point attempts. He came into the game leading the country with 123 3-pointers this season. As a team, the Grizzlies were 5 for 20 beyond the arc and just 16 for 29 at the free-throw line.
Former Kentucky guard Ed Davender, the only Wildcat with at least 1,500 points and 400 assists, has died. He was 49.
Guard Naz Mitrou-Long, whose 2015-16 season ended in December due to hip problems, has been granted a hardship waiver for the coming season, Iowa State said.
As the Sooners look to life without superstar Buddy Hield and his sidekicks, it's clear their unseasoned players will need to grow up fast.