Mary Fellows,of Newtown, Conn., weeps while waiting for a prayer service to begin at St John's Episcopal Church, Saturday, Dec. 15, 2012, in Newtown.  The massacre of 26 children and adults at Sandy Hook Elementary school elicited horror and soul-searching around the world even as it raised more basic questions about why the gunman, 20-year-old Adam Lanza, would have been driven to such a crime and how he chose his victims. (AP Photo/David Goldman)
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