President Barack Obama returns a Marine honor guard salute as he steps off Marine One upon returning to the White House in Washington, Tuesday, March 8, 2011, after traveling to education and ... more 
President Barack Obama returns a Marine honor guard salute as he steps off Marine One upon returning to the White House in Washington, Tuesday, March 8, 2011, after traveling to education and fundraising events in Boston. less 
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Associated Press | Photo By Charles Dharapak
Wed, Mar 9, 2011 4:25 AM EST