AUTO RACING
NASCAR, Sprint Cup, Samsung Mobile 500, 3 & 6:30 p.m., Speed-TV
NASCAR, Nationwide Series, O’Reilly Auto Parts 300, qualifying, 5 p.m., race 8:30 p.m., ESPN2-TV
Formula One, Grand Prix of China, 2 a.m. (Saturday) Speed-TV
BASEBALL, MAJOR LEAGUE
TAMPA BAY at BOSTON, 2 p.m., MLB-TV, NESN-TV; WZON Bangor (620 AM), WDEA Ellsworth (1370 AM), WHOU Houlton (100.1 FM), WRKD Rockland (1450 AM), WCME Camden (96.7 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 CUBS at ST. LOUIS, 3 p.m., WGN-TV
MILWAUKEE at ATLANTA, 7:30 p.m., MLB-TV
BASKETBALL, NBA
BOSTON at TORONTO, 7 p.m., Comcast SportsNet New England; WZON Bangor (620 AM) radio
PHOENIX at HOUSTON, 8 p.m., ESPN-TV
DALLAS at PORTLAND, 10:30 p.m., ESPN-TV
BOXING
Michael Katsidis vs. Albert Mensah, 11 p.m, ESPN2-TV
GOLF
European PGA, Malaysian Open, 9 a.m. (delay) The Golf Channel-TV
Champions Tour, Pro-Am of Tampa Bay, 12:30 p.m., The Golf Channel-TV
PGA, The Heritage, 3 p.m., The Golf Channel-TV
HOCKEY, NHL PLAYOFFS
PHILADELPHIA at PITTSBURGH, 7:30 p.m., NBCSN-TV
DETROIT at NASHVILLE, 8 p.m., CNBC-TV
LOS ANGELES at VANCOUVER, 10 p.m., NBCSN-TV