Washington State at Arizona (women’s swimming)
The Wildcats open conference play with a meet against Wazzu. 2 p.m. at Hillenbrand Aquatics Center

Colorado at Arizona (soccer)
Swing by after class or catch it on TV or online. 3 p.m. Mulcahy Stadium, Pac-12 Arizona

Bear Down Friday
The action begins with ESPN Tucson 1490’s “Happy Hour” hosted by Jody Oehler, live from University Boulevard at 4 p.m. Then at 5 p.m. there will be live music, entertainment, games, prizes and giveaways.

This week’s guest host is Director of Cross Country and Track and Field Fred Harvey.

Arizona (volleyball) at California
UA hopes to rebound after its loss at No. 2 Stanford. 6 p.m. Pac-12 Arizona

Ironwood Ridge at Salpointe
The two best teams in Tucson high school football face off in the de facto city championship. 7 p.m. 1545 E. Copper St.

Wildcat Walk
Cheer on the football team as they walk to the stadium while the band plays. 10:30 a.m.

No. 9 USC at Arizona (football)
Will the Trojans bust in the Arizona heat of a rare day game? 12:30 p.m, ABC/ESPN2

No. 5 Notre Dame at No. 8 Oklahoma
The Irish face the Sooners in the game of the day. 5 p.m. ABC

No. 23 Eastern Michigan at No. 17 Arizona (hockey)
The Wildcats finally return home for Military Appreciation weekend after eight games on the road to start the season. 7:30 p.m. Tucson Convention Center

Utah at Arizona (soccer)
The Wildcats host the Utes on senior day. 11 a.m. Mulcahy Stadium

No. 23 Eastern Michigan at No. 17 Arizona (hockey)
UA plays a rare afternoon game. Where else can you buy beer in the afternoon, watch fights and chant that people suck? 1 p.m. Tucson Convention Center

No. 1 Stanford at No. 2 UCLA
The Cardinal and Bruins face off for the Pac-12 women’s soccer championship. 6 p.m. Pac-12 National