WASHINGTON, DC – DECEMBER 03: U.S. Sen. John McCain (R-AZ) (R) greets people with disabilities during a news conference on Capitol Hill December 3, 2012 in Washington, DC. Sen. McCain joined Senate Foreign Relations Chairman John Kerry (D-MA) in urging fellow Senators to approve the “Convention on the Rights of Persons with Disabilities bill, an international agreement for protecting the rights of individuals with disabilities. (Photo by Mark Wilson/Getty Images)