Senate Foreign Relations Committee Chairman John Kerry, Massachusetts Democrat, walks to the floor of the Senate on Capitol Hill on June 21, 2011, where he introduced a bipartisan resolution to authorize continued use of "limited" U.S. military force in Libya. (Associated Press)

Photo by: J. Scott Applewhite

Senate Foreign Relations Committee Chairman John Kerry, Massachusetts Democrat, walks to the floor of the Senate on Capitol Hill on June 21, 2011, where he introduced a bipartisan resolution to authorize continued use of "limited" U.S. military force in Libya. (Associated Press)