BOULDER, Colo. (AP) - Josh Scott scored the first two baskets of the second overtime and No. 19 Colorado fought back from an early 15-point deficit to beat Texas Southern 85-80 on Tuesday night.

The Buffaloes (6-0) withstood a 39-point performance by Texas Southern's Omar Strong, who made nine 3-pointers, including three in the extra sessions.

Spencer Dinwidde had 24 points to lead Colorado, which is off to its best start since opening 6-0 in 1989-90. Scott finished with 18 points and 12 rebounds, Askia Booker added 15 points and Andre Roberson had 11.

Fred Sturdivant had 12 points and 11 rebounds for Texas Southern (1-6).

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