ON TV/RADIO

• NCAA Division II Tournament, national semifinals, Augusta State vs. Cal Poly Pomona, 3 p.m., CBSC (333)

• NCAA Tournament, regional semifinals, Connecticut vs. Purdue, 4 p.m., CBS (8), KWWN-AM (1100)

• NCAA Tournament, regional semifinals, Pittsburgh vs. Xavier, 4 p.m., Cox (129)

• Los Angeles Lakers at Detroit Pistons, 4:30 p.m., KBAD-AM (920)

• Miami Heat at Chicago Bulls, 5:15 p.m., TNT (18)

• NCAA Division II Tournament, national semifinals, Central Missouri vs. Findlay, 5:30 p.m., CBSC (333)

• NCAA Tournament, regional semifinals, Duke vs. Villanova, 6:30 p.m., CBS (8)

• NCAA Tournament, regional semifinals, Memphis vs. Missouri, 6:30 p.m., Cox (129), KWWN-AM (1100)

• Phoenix Suns at Portland Trail Blazers, 7:30 p.m., TNT (18)

GOLF

• European PGA Tour, Open de Andalucia, first round, 7:30 a.m., TGC (323)

• PGA Tour, Arnold Palmer Invitational, first round, noon, TGC (323)

• LPGA, Phoenix International, first round, 3:30 p.m., TGC (323)

HOCKEY

• Los Angeles Kings at Dallas Stars, 5:30 p.m., FSW (49)

MOTOR SPORTS

• Formula One, practice for Australian Grand Prix, 10:30 p.m., Speed (329)