Suspect #1 Dead, Suspect #2 Subject of Massive Manhunt in Watertown, Mass.

Suspects Chechen brothers, MIT officer killed overnight

Murphy: GOP Has Made It Clear They Are 'Gun Control Darwinists'

'I guess I appreciate the honesty of the Republican caucus'

Kerry on Benghazi Investigation: ‘I Don't Think Anybody Lied To Anybody’

Gen. Amos: Marines Can't Fight One Major War If Sequestration Implemented

'There's really not a lot of slack'

MSNBC Contributor Claims Bush Disappeared in Weeks After 9/11 Attacks

Later clarifies on Twitter she meant 'days, not weeks'

Commander Says U.S. Troops Should Remain In Afghanistan

Dunford: 'Having no forces and no presence post-2014, in my mind, would undermine our campaign success'

Hagel: Bombing in Boston a 'Cruel Act of Terror'

78-Year-Old Knocked Over by Blast: 'The Shock Waves Just Hit My Whole Body'

Full Obama Remarks on Boston Explosions

Wolf Blitzer: Who Knows if Patriots' Day Had Anything to do With Explosions?

'We don't want to overly speculate on what happened'