Plum scores 28 as No. 10 Washington beats Colorado, 79-75
Plum scored 28 points, Osahor had 20 points and 16 rebounds, and the 10th-ranked Huskies held on to beat Colorado 79-75 on Sunday.
The Huskies (22-3, 10-2, Pac-12) haven't played many close games this season.
Only one of their previous 21 wins were by single digits but the Buffaloes made them work for their second win in less than 48 hours.
Katie Collier had 11 points and eight rebounds and Aarion McDonald scored 14.
The Huskies, who routed Utah on Friday, played their second straight game at altitude and Plum played all but three of the 80 minutes.
Colorado scored 11 straight points, capped by Leonard's 3-pointer.
The Buffaloes had a chance to get within a possession but missed a layup and Plum scored five points as the Huskies stretched the lead to 72-61 with 3:29 left and closed it out.
Plum, the nation's leading scorer at 30.9 points a game, didn't take a shot for the first four minutes and then scored seven quick points to put Washington ahead for good.