It also was the most-streamed regular-season college football game of all time for ESPN.
No. 19 Colorado’s first two games under Sanders were carried by Fox, with both slotted into the network’s Big Noon game. The Buffaloes’ victories over TCU and Nebraska averaged about 8 million viewers for Fox.
Colorado faces No. 10 Oregon on Saturday in a game scheduled for 3:30 p.m. on ABC.
Information from The Associated Press was used in this report.