Askia Booker scored 16 of his 21 points in the second half to help Colorado break open a close game, and the Buffaloes beat San Francisco 72-55 Wednesday night.
Booker couldn't miss in the second half, hitting all six of his shots from the floor, including four of his five total 3-pointers.
Josh Scott added 12 points for Colorado (5-1), which won its third in a row.
Mark Tollefsen scored 12 points to lead San Francisco (4-3). Matt Christiansen added 10 points.
After Kruize Pinkins opened the second half with a basket for the Dons, Colorado ran off 10 straight points, including successive 3-pointers by Booker, to take a 42-36 lead.
Corey Hilliard hit a running jumper to temporarily stall Colorado's momentum but the Buffaloes then scored eight of the next 10 points to stretch their lead to 50-40 with 12:11 left to play.
The Dons managed to get within six before Scott hit a pair of free throws and Booker hit another 3-pointer to help the Buffaloes re-establish a double-digit advantage.
Colorado, down by as many as 10 points earlier, pulled to 34-32 at halftime when Dustin Thomas rebounded a teammate's missed free throw and laid it in.
San Francisco put together a 17-2 run midway through the opening half to forge in front 21-11, getting a pair of 3-pointers from Chris Adams during the stretch.
Dominique Collier and Xavier Talton each hit 3-pointers to help the Buffaloes get back in the game.
San Francisco: The Dons played their first true road game of the season. They were 7-5 on the road last season and have gone 13-11 on the road over the last two seasons. ... Tollefsen has scored in double figures in all seven games this season.
Colorado: Xavier Johnson was held out of the game after missing practice this week because of a hamstring injury suffered in Sunday's win over Lipscomb. ... The Buffaloes have 23 consecutive wins at home against nonconference opponents
San Francisco: hosts Houston Baptist on Sunday
Colorado: at Georgia on Sunday.