Obama celebrates July 4th at White House barbecue

President Barack Obama, center, and first lady Michelle Obama, right, greet members of the United States Armed Forces and their families as they host an Independence Day celebration on the White House's South Lawn, Sunday, July 4, 2010 in Washington. (AP Photo/Manuel Balce Ceneta)

July 4, 2010 5:32:53 PM PDT
Calling the Declaration of Independence more than words on an aging parchment, President Barack Obama marked the Fourth of July on Sunday by urging Americans to live the principles that founded the nation as well as celebrate them.