FILE - This Dec. 16, 2012 file photo shows President Barack Obama pausing during a speech at an interfaith vigil for the victims of the Sandy Hook Elementary School shooting, at Newtown

 

              FILE - This Dec. 16, 2012 file photo shows President Barack Obama pausing during a speech at an interfaith vigil for the victims of the Sandy Hook Elementary School shooting, at Newtown
FILE - This Dec. 16, 2012 file photo shows President Barack Obama pausing during a speech at an interfaith vigil for the victims of the Sandy Hook Elementary School shooting, at Newtown High School in Newtown, Conn. The National Rifle Association, the nation’s largest gun lobby, suggested shielding children from gun violence by placing an armed police officer in every school by the time classes resume in January. (AP Photo/ Evan Vucci, File)