U.S. President Barack Obama and first lady Michelle Obama greeted veterans and their families during a wreath-laying ceremony on Veteran's Day at the Tomb of the Unknown.
President Barack Obama and Vice President Joe Biden have laid a wreath at Arlington National Cemetery. Their visit came shortly after Biden was sworn in to a second term, and before Obama will be sworn in later at the White House.
Considered a temporary measure until Congress decides whether to repeal the 1993 law, the new guidelines are meant to ensure the law is applied fairly and consistently.