On the air

AUTO RACING

Formula One, Chinese Grand Prix, practice, at Shanghai: 2 a.m. (Friday), NBC Sports Network

COLLEGE HOCKEY

NCAA Tournament, semifinal, Harvard vs. Minn. Duluth, at Chicago: 6 p.m., ESPN2 NCAA Tournament, semifinal, Notre Dame vs. Denver, at Chicago: 9:30 p.m., ESPN2

GOLF

The Masters, first round, at Augusta, Ga.: 3 p.m., ESPN

HIGH SCHOOL BOYS LACROSSE

Kenston at Rocky River: 7 p.m., Spectrum Sports Channel

MINOR LEAGUE BASEBALL

Captains at Dayton: 7 p.m., WFUN-AM 970

MLB

Regional coverage, Pittsburgh at Boston OR Kansas City at Minnesota: 1:30 p.m., MLB Network Regional coverage, Miami at Washington OR L.A. Angels at Oakland (games joined in progress): 4:30 p.m., MLB Network Regional coverage, Atlanta at N.Y. Yankees OR Toronto at Tampa Bay: 7 p.m., MLB Network

NBA

Boston at Atlanta: 8 p.m., TNT Minnesota at Portland: 10:30 p.m., TNT

NHL

Ottawa at Boston: 7 p.m., NBC Sports Network Chicago at Anaheim: 10 p.m., NBC Sports Network

SOCCER

Women, International friendly, United States vs. Russia, at Frisco, Texas: 8:30 p.m., Fox Sports 1