China Blames U.S. Military for Increasing Tensions in Asia-Pacific

Day Two

President Obama calls Boston bombing 'act of terror' as security concerns mount

Boehner: Capitol Flags Will Be Flown At Half-Staff

'Our Whole House Continues to Pray for the Victims and Their Families'

Obama Downplays Possibility N. Korea Has Capability to Launch Nuclear Missile

Obama: Congress Not Approving Increased Background Checks 'Unimaginable'

Axelrod on Obama's Thoughts: Tax Day on List of Likely Reasons for Bombing

Iran Says It Test-Fired New Missile

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

Soldier Faces 16 Years in Prison for Espionage

Illegal Immigration’s Impact

New Jersey town struggles under weight of illegal immigration