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The impulse to help is a powerful weapon against terrorism

Monday’s attack on the Boston Marathon drew many heroic reactions.

A second explosion goes off (rear) as a runner was blown to the ground by the first explosion near the finish line of the 117th Boston Marathon. (Photo by John Tlumacki/The Boston Globe via Getty Images)
A second explosion goes off (rear) as a runner was blown to the ground by the first explosion near the finish line of the 117th Boston Marathon.Boston Globe via Getty Images

Ari Melber

Ari Melber, an Emmy Award-winning journalist, writer and attorney, is the host of “The Beat with Ari Melber” airing nightly at 6 p.m. ET on MSNBC. He also serves as MSNBC’s chief legal correspondent and an NBC News legal analyst. Before joining MSNBC, Melber practiced First Amendment law and served as a legislative aide in the U.S. Senate. He received a J.D. from Cornell Law School and is a member of the New York Bar.