Lake Buena Vista, Fla. ? Micah Downs scored 17 points and Jeremy Pargo added 15 to lead No. 9 Gonzaga past Oklahoma State, 83-71, on Thursday night in the opening round of the Old Spice Classic.

Downs is a transfer from Kansas University.

Gonzaga (3-0) broke open a close game down the stretch after trailing by one with seven minutes left.

Pargo scored on a spin move in the lane to complete a 9-0 run that put Gonzaga ahead 71-63 with 4:21 remaining. Next up today, the Bulldogs will play Maryland, which upset No. 5 Michigan State 80-62.

Terrel Harris had 17 points and Obi Muonelo added 16 points and 15 rebounds for Oklahoma State (4-1).

James Anderson scored eight points and Muonelo had six points and 10 rebounds to help the Cowboys take a 37-36 halftime lead. Steven Gray had eight points for Gonzaga, which trailed 19-10 midway through the half.

Oklahoma State stayed close most of the game despite shooting 37.3 percent from the floor. The Cowboys opened the game by missing six shots and turning the ball over four times in the first 4 minutes. Gonzaga overcame a tough night at the free throw line, where the Bulldogs were 13-of-26.