On the air

GOLF

LPGA Tour, Volunteers of America Texas Classic, first round: at The Colony, Texas. GOLF, 10:30a.m. PGA Tour, Wells Fargo Championship, first round:

at Charlotte, N.C. GOLF, 2 p.m.

HORSE RACING

Kentucky Derby Access (live coverage of four races): at Louisville, Ky. NBCSN, 4p.m.

MLB BASEBALL

Regional coverage, N.Y. Yankees at Houston OR Pittsburgh at Washington: MLB, 2p.m. Regional coverage, Boston at Texas OR Minnesota at Chicago White Sox: MLB, 8p.m. Regional coverage, Baltimore at L. A. Angels OR Oakland at Seattle (games joined in progress): MLB, 11p.m.

NBA BASKETBALL

NBA playoffs, Eastern Conference, semifinal, Game 2, Cleveland at Toronto: ESPN, 6p.m. NBA playoffs, Eastern Conference, semifinal, Game 2, Philadelphia at Boston: TNT, 8:30p.m. NHL HOCKEY NHL Stanley Cup playoffs, Eastern Conference, semifinal, Game 4, Washington at Pittsburgh: NBCSN, 7 p.m. NHL Stanley Cup playoffs, Western Conference, semifinal, Game 4, Nashville at Winnipeg: NBCSN, 9:30p.m.

SOCCER

UEFA Europa League, semifinal, 2nd leg, Atletico Madrid vs. Arsenal: FS1, 3 p.m. UEFA Europa League, semifinal, 2nd leg, Red Bull Salzburg vs. Marseille: FS2, 3p.m.