US President Barack Obama and First Lady Michelle Obama, seen here on February 22, 2009, make their way to the East Room for after dinner entertainment with US governors at the White House in Washington, DC. Barack Obama late Sunday hosted his first White House state dinner in honor of US governors, offering them reassurance and support in tough economic times First lady Michelle Obama, center, talks with White House guests before the start of entertainment in the East Room following a dinner with the nation's governors in the State Dining Room, Sunday, Feb. 22, 2009, in Washington. U.S. first...