After a hot start to the season that included a victory over rival CSU, the University of Colorado has lost its first two conference games and the Buffs (3-2, 0-2 Pac-12) are in a must-win situation this week while they try to cling to realistic postseason hopes. Arizona (2-2, 0-1) is off to a slow start with its wins coming against Northern Arizona and UTEP and home losses to Houston and Utah.
Where: Folsom Field, Boulder
When: 6 p.m. Saturday
TV: Pac-12 Network (Comcast 430, 840 HD; Dish Network 406; CenturyLink 682, 1682 HD).