Baseball

College: Pac-12: USC at Washington State, 5 p.m.; UCLA at Washington, 6:05. Nonconference: New Mexico State at Gonzaga, 6 p.m.

High school: District 7 1A at Avista Stadium: Colville vs. Deer Park, 3:30 p.m.; Chewelah vs. Freeman, 6. Idaho 4A District 1-2: Lakeland at Sandpoint, 5 p.m.

Motorsports

Spokane County Raceway: Hot Rod Upholstery, 6 p.m.

Softball

College: NWAC: Yakima Valley at North Idaho (DH), 2 p.m.

High school: District 8 4A: Chiawana at Mead, 5 p.m. District 8 3A: Shadle Park vs. Kamiakin at Mt. Spokane, 2 p.m.; Kennewick vs. Rogers at Southridge, 2:30; TBD at Mt. Spokane, 4; TBD at Southridge, 5. 1B regional at Waterfront Park, Medical Lake: Selkirk vs. Almira/Coulee-Hartline, Northport vs. Pomeroy, both 4 p.m.; loser-out games, 6.

Tennis

College men: NWAC Championships at Spokane Falls CC.

College women: NCAA Tournament: Idaho at Pepperdine, 1 p.m. NWAC Championships at Spokane Falls CC.

High school boys: District 8 4A: At Central Valley, 4 p.m. District 8 3A: At Mt. Spokane HS, 4 p.m. District 7 2A: At Washington State University, 3:30 p.m. Idaho 5A District 1-2: At Lewiston, 4 p.m. District 7 1A: At Mead High, 4 p.m.

High school girls: District 8 4A: At Central Valley, 4 p.m. District 8 3A: At Shadle Park, 4 p.m. District 7 2A: At WSU, 9 a.m. District 7 1A: At Mead High, 4 p.m.

Track and field

College: Eastern Washington, Idaho at Big Sky Championships in Moscow, Idaho, 9 a.m.; Whitworth at Portland Invitational in Newberg, Oregon.

High school: GSL Championships: At Spokane Falls CC, 5 p.m. District 7 2A: At Cheney, 3:30 p.m. Idaho 5A/4A District 1-2: At Coeur d’Alene, 9 a.m. Idaho 3A District 1: At Timberlake, 4 p.m.

Off-track betting

Coeur d’Alene Casino: Open 24 hours. Greyhound Park & Event Center: Horse racing, 9:15 a.m. Northern Quest Resort & Casino: Horse racing, 9:45 a.m.