ATHENS, Ohio -- Antonio Campbell scored 22 points with six 3-pointers and grabbed 12 rebounds and Ohio never trailed in beating Western Michigan 89-58 in Tuesday night's Mid-American Conference opener for both teams.

The Bobcats (9-3) made 16 of 31 from behind the arc (51.6 percent) to Western Michigan's 4 of 15 and Ohio hit 31 of 62 field goals on 20 assists.

Ohio's first six baskets were 3-pointers, with Kenny Kaminski making two back-to-back, and the Bobcats led 46-25 at halftime after making 9 of 16 from behind the arc. Jordan Dartis scored all of his 12 points and made three 3s in the half.

Western Michigan closed to 57-38 after an 8-0 second-half run in which Tucker Haymond scored four points, but Campbell hit consecutive 3s and the Bobcats led 69-42 with 7:06 left.

Kaminski hit four 3-pointers and Jaaron Simmons added 11 points for Ohio.

Thomas Wilder had nine points and 10 rebounds for the Broncos (4-9).