On the air

AUTO RACING

IndyCar Series: Honda Indy Grand Prix of Alabama, at Birmingham, Ala., NBCSN, 3:30 p.m.

BOWLING

PBA Tour: League Quarterfinals, at Portland, Maine (taped), ESPN, 1 p.m.

COLLEGE SOFTBALL

Tennessee at Alabama, ESPN2, 3 p.m.

DRAG RACING

NHRA: Spring Nationals, qualifying, at Baytown, Texas (taped), FS1, 1 p.m. NHRA: Spring Nationals, finals, at Baytown, Texas, FS1, 2 p.m.

GOLF

European PGA Tour: Trophee Hassan II, final round, at Rabat, Morocco, GOLF, 8 a.m. PGA Tour: Valero Texas Open, final round, at San Antonio, GOLF, 1 p.m. PGA Tour: Valero Texas Open, final round, at San Antonio, CBS, 3 p.m. Champions Tour: Bass Pro Shops Legends of Golf at Big Cedar Lodge, final round, at Ridgedale, Mo., GOLF, 3 p.m. LPGA Tour: HUGEL-JTBC LA Open, final round, at Los Angeles, GOLF, 6 p.m.

MLB BASEBALL

Regional coverage: Cleveland at Baltimore OR Toronto at N.Y. Yankees, MLB, 1 p.m. Regional coverage: Chicago Cubs at Colorado OR Seattle at Texas (games joined in progress), MLB, 4 p.m. Washington at L.A. Dodgers, ESPN, 8 p.m.

NBA BASKETBALL

NBA playoffs: Eastern Conference, first round, Game 4, Boston at Milwaukee, ABC, 1 p.m. NBA playoffs: Western Conference, first round, Game 4, Golden State at San Antonio, ABC, 3:30 p.m. NBA playoffs: Eastern Conference, first round, Game 4, Toronto at Washington, TNT, 6 p.m. NBA playoffs: Eastern Conference, first round, Game 4, Cleveland at Indiana, TNT, 8:30 p.m.

NHL HOCKEY

NHL Stanley Cup playoffs: Eastern Conference, first round, Game 6 (if necessary), Pittsburgh at Philadelphia, NBC or NBCSN, TBA NHL Stanley Cup playoffs: Western Conference, first round, Game 6 (if necessary), Nashville at Colorado, NBC or NBCSN, TBA NHL Stanley Cup playoffs: Western Conference, first round, Game 6 (if necessary), Winnipeg at Minnesota, NBC or NBCSN, TBA

SOCCER

Premier League: Arsenal vs. West Ham, NBCSN, 8:30 a.m. Bundesliga: Augsburg vs. Mainz, FS2, 9:20 a.m. FA Cup: semifinal, Chelsea vs. Southampton, FS1, 10 a.m. Premier League: Manchester City vs. Swansea City, NBCSN, 11:30 a.m. Bundesliga: Koln vs. Schalke, FS2, noon MLS: Minnesota at Seattle, ESPN, 4 p.m. MLS: N.Y. City FC at Portland, FS1, 6 p.m.