ON TV/RADIO

BASKETBALL

• Wisconsin at Purdue, 4 p.m., ESPN (30)

• Seton Hall at South Florida, 4 p.m., ESPN2 (31)

• Boston Celtics at Orlando Magic,

5 p.m., TNT (18)

• Mississippi State at Arkansas, 6 p.m., ESPN2 (31)

• Dallas Mavericks at Phoenix Suns,

7:30 p.m., TNT (18)

• UCLA at Oregon, 7:30 p.m., Prime (50), FCSP (332)

• Gonzaga at Santa Clara, 8 p.m.,

ESPN2 (31)

EXTREME SPORTS

• Winter X Games, 9 a.m., ESPN2 (31)

• Winter X Games, 6 p.m., ESPN (30)

• Winter X Games (tape delay), 11 p.m., ESPN2 (31)

GOLF

• European PGA Tour, Qatar Masters, first round (tape delay), 6:30 a.m., TGC (339)

• PGA Tour, Farmers Insurance Open, first round, noon, TGC (339)

HOCKEY

• Los Angeles Kings at Columbus Blue Jackets, 4 p.m., FSW (49)

TENNIS

• Australian Open, men's semifinal

(tape delay), noon, ESPN2 (31)

• Australian Open, men's semifinal,

12:30 a.m. (Friday), ESPN2 (31)