WASHINGTON, DC - DECEMBER 09:   Senate Judiciary Committee Chairman Charles Grassley (R-IA) (L) questions Federal Bureau of Investigation Director James Comey during a hearing with ranking member Sen. Patrick Leahy (D-VT) (R) in the Dirksen Senate Office Building on Capitol Hill December 9, 2015 in Washington, DC. Comey was questioned about the mass shootings in San Bernardino and Paris, the ability of people on the so-called 'no fly list' to buy firearms in the United States and the affects of budget sequestration on the FBI's ability to protect America and fight terrorism.  (Photo by Chip Somodevilla/Getty Images)