States

Re-enactors march away from the Old State House following a public reading of the United States Declaration of Independence, part of July Fourth Independence Day celebrations, in Boston...Re-enactors march away from the Old State House following a public reading of the United States Declaration of Independence, part of July Fourth Independence Day celebrations, in Boston, Massachusetts July 4, 2013. People across the United States gathered on Thursday for parades, picnics and fireworks at Independence Day celebrations, held under unprecedented security following the Boston Marathon bombings. Spectators waving U.S. flags and wearing red, white and blue headed for public gatherings in Boston, New York, Washington, Atlanta and other cities under the close watch of police armed with hand-held chemical detectors, radiation scanners and camera surveillance, precautions sparked by the deadly April 15 bombings.      REUTERS/Brian Snyder  (UNITED STATES - Tags: ANNIVERSARY SOCIETY)

Brian Snyder/Reuters

Re-enactors march away from the Old State House after a public reading of the US Declaration of Independence, part of July 4 Independence Day celebrations, in Boston, Massachusetts on Thursday. 

A Marine closes a door to Marine One with US President Barack Obama on the South Lawn of the White House on May 28, 2013 in Washington. Obama is traveling to the New Jersey shore to survey rebuilding efforts in areas effected by last year's hurricane Sandy.     AFP PHOTO/Brendan SMIALOWSKIBRENDAN SMIALOWSKI/AFP/Getty Images

Brendan Smialowski/AFP

A Marine on Tuesday closes the door to Marine One, carrying President Barack Obama, on the south lawn of the White House, Washington. Mr Obama is travelling to the New Jersey shore to survey rebuilding efforts in areas affected by last year’s Hurricane Sandy