Running

Boston Marathon - 9 a.m. (TV: WBZ and Universial Sports) Not a runner or spectator? Catch the Boston Marathon elite action on these two channels.

MLB

Boston Red Sox vs. Tampa Bay Rays - 11 a.m. (TV: NESN) Daniel Bard takes the mound as the Boston Red Sox play the Tampa Bay Rays in their annual Marathon Monday morning start - the only day of the season NESN announcer Jerry Remy can wish viewers a hearty "Buenos Dias, Amigos!" when he and Don Orcillo give the Spanish language broadcast availability.

NHL

Boston Bruins vs. Washington Capitals - 7:30 p.m. (TV: NESN and NBC Sports Network) The Boston Bruins travel to Washington, D.C. for game three of their first round playoff series against the Washington Capitals.

New York Rangers vs. Ottawa Senators - 7:30 p.m. (TV: CNBC)

St. Louis Blues vs. San Jose Sharks - 10 p.m. (TV: NBC Sports Network)