NEWTOWN, CT - DECEMBER 16: U.S. President Barack Obama speaks at an interfaith vigil for the shooting victims from Sandy Hook Elementary School on December 16, 2012 at Newtown High School in Newtown, Connecticut. Twenty-six people were shot dead, including twenty children, after a gunman identified as Adam Lanza opened fire at Sandy Hook Elementary School. Lanza also reportedly had committed suicide at the scene. A 28th person, believed to be Nancy Lanza, found dead in a house in town, was also believed to have been shot by Adam Lanza. (Photo by Olivier Douliery-Pool/Getty Images)