COL BKB: Iowa 75, Michigan 59 IOWA CITY, Iowa, Jan. 14 (UPI) -- Matt Gatens netted 19 points and Roy Devyn Marble added 13 Saturday in Iowa's 75-59 upset of 13th-ranked Michigan. Aaron White chipped in with 12 points and Zach McCabe contributed 11 for the Hawkeyes (11-8, 3-3 Big Ten). Iowa used the unexpected victory to halt a two-game losing streak. The Wolverines (14-4, 4-2) were led by Trey Burke, who scored a team-high 19 points. Zack Novak added 14 and eight rebounds, but it wasn't enough to prevent Michigan's second loss in 11 games.