Wyoming (19-4, 8-2 Mountain West) led wire-to-wire on its way to sweeping Colorado State (19-4, 6-4) for the first time since 2009 to stay atop the conference standings. The Rams drop into a fourth-place tie.
Nance and Derek Cooke Jr. finished with back-to-back double-double games, with Cooke chipping in 12 points and 11 boards. Nance added three steals and four blocks.
Colorado State came in averaging 74 points a game but was held to under 50 points for the first time this season. The Rams shot 30 percent from the field and hit just 3 of 25 (12 percent) from 3-point range.
J.J. Avila led the Rams with 18 points and 12 rebounds.