SATURDAY
AUTO RACING
IRL, IndyCar, Indianapolis 500 qulifying, 11 a.m., NBCSN-TV
NHRA, Summernationals qualifying, 5 p.m. (delay) ESPN2-TV
NASCAR Sprint Cup, Sprint All-Star Race, 7 p.m., Speed-TV; WNZS Veazie (1340 AM) radio
BASEBALL, COLLEGE
MAINE at STONY BROOK, (2), 1 p.m., WAEI Bangor (910 AM) radio; UMaine Internet (GoBlackBears.com)
BASEBALL, HIGH SCHOOL
PRESQUE ISLE at JOHN BAPST, noon, WZON Bangor (620 AM) radio
BASEBALL, MAJOR LEAGUE
BOSTON at PHILADELPHIA, 7 p.m., WFVX-TV; WZON Bangor (620 AM), WDEA Ellsworth (1370 AM), WHOU Houlton (100.1 FM), WQDY Calais (92.7 FM), WSYY Millinocket (1240 AM), WALZ Machias (95.3 FM), WEGP Presque Isle (1390 AM), WFAU Augusta (1280 AM), WKTJ Farmington (99.3 FM), WIGY Madison (97.5 FM) radio
CINCINNATI at N.Y. YANKEES, 1 p.m., MLB-TV
ST. LOUIS at LA. DODGERS, 10 p.m., MLB-TV
BASKETBALL, NBA PLAYOFFS
SAN ANTONIO at L.A. CLIPPERS, 3:30 p.m., ABC-TV
OKLAHOMA CITY at L.A. LAKERS, 10:30 p.m., TNT-TV
CYCLING
Tour of California, stage 7, 7 p.m., NBCSN-TV
GOLF
European PGA, Volvo World Match Play, 6:30 p.m., The Golf Channel-TV
Nationwide Tour, BMW Charity Pro-Am, 1 p.m., The Golf Channel-TV
PGA, Byron Nelson Championship, 3 p.m., CBS-TV
LPGA, Sybase Match Play Championship, 3 p.m., The Golf Channel-TV
HOCKEY, MEN
IIHF World championships, Teams TBD, 9 p.m., NBCSN-TV
HOCKEY, NHL PLAYOFFS
N.Y. RANGERS at NEW JERSEY, 1 p.m., NBC-TV
HORSE RACING
NTRA, Preakness Undercard, 2:30 p.m., NBCSN-TV
NTRA, Preakness Stakes, 4:30 p.m., NBC-TV
LACROSSE, MEN
NCAA Div I playoffs
JOHNS HOPKINS vs. MARYLAND, noon, ESPN2-TV
LOYOLA (Md) vs. DENVER, 2:30 p.m., ESPN2-TV
SOCCER
UEFA champions League, CHELSEA at BAYERN MUNICH, 2 p.m., WFVX-TV
SOCCER, MLS
CHELSEA at BAYERN MUNICH, 10:30 p.m., ESPN2-TV
SOFTBALL, COLLEGE
NCAA Division I playoffs, Teams TBA, 3, 5:30 and 8 p.m., ESPN-TV
SUNDAY
AUTO RACING
IRL, IndyCar, Indianapolis 500 Bump Day, noon, NBCSN-TV
NASCAR, Nationwide Series, Pioneer Hi-Bred 250, 2 p.m., ESPN-TV
ARCA, Menards 200, 5 p.m., (delay), Speed-TV
NHRA, Summernationals, 7 p.m. (delay), ESPN2-TV
BASEBALL, MAJOR LEAGUE
BOSTON at PHILADELPHIA, 1:30 p.m., NESN-TV; WZON Bangor (620 AM), WDEA Ellsworth (1370 AM), WHOU Houlton (100.1 FM), WQDY Calais (92.7 FM), WSYY Millinocket (1240 AM), WALZ Machias (95.3 FM), WEGP Presque Isle (1390 AM), WFAU Augusta (1280 AM), WKTJ Farmington (99.3 FM), WIGY Madison (97.5 FM) radio
CHICAGO WHITE SOX at CHICAGO CUBS, 2:20 p.m., WGN-TV
ST. LOUIS at L.A. DODGERS, 8 p.m., ESPN-TV
BASKETBALL, NBA PLAYOFFS
MIAMI at INDIANA, 3:30 p.m., ABC-TV
SAN ANTONIO at L.A. CLIPPERS, 10:30 p.m., TNT-TV
BASKETBALL, WNBA
PHOENIX at MINNESOTA, 12:30 p.m., ABC-TV
CYCLING
Tour of California, final stage, 1 p.m., NBC-TV; 6:30 p.m., NBCSN-TV
GOLF
European PGA, Volvo World Match Play, 6:30 p.m., The Golf Channel-TV
Nationwide Tour, BMW Charity Pro-Am, 1 p.m., The Golf Channel-TV
PGA, Byron Nelson Championship, 3 p.m., CBS-TV
LPGA, Sybase Match Play Championship, 3 p.m., The Golf Channel-TV
HOCKEY, MEN
IIHF World championships, Gold Medal game, Teams TBD, 9 p.m., NBCSN-TV
HOCKEY, NHL PLAYOFFS
PHOENIX at LOS ANGELES, 3 p.m., NBC-TV
MOTORCYCLE RACING
MotoGP World championship, French Grand Prix, 8 a.m., Speed-TV
MotoGP Moto2, French Grand Prix, 5 p.m. (delay), Speed-TV
SOFTBALL, COLLEGE
NCAA Division I playoffs, Teams TBA, 1 p.m., ESPN2-TV