WASHINGTON, DC - OCTOBER 15:  Senate Minority Leader Mitch McConnell (R-KY) returns to his office after a meeting of Senate Republicans at the U.S. Capitol October 15, 2013 in Washington, DC. The U.S. government shutdown is entering its 15th day as the U.S. Senate and House of Representatives remain gridlocked on funding the federal government.  (Photo by Win McNamee/Getty Images)