Parents walk away from the Sandy Hook Elementary School in Newtown, Conn., on Friday, Dec. 14, 2012, after a gunman killed 20 schoolchildren and 6 adults there. (AP Photo/The Journal News, Frank Becerra Jr.)

Photo by: Frank Becerra Jr.

Parents walk away from the Sandy Hook Elementary School in Newtown, Conn., on Friday, Dec. 14, 2012, after a gunman killed 20 schoolchildren and 6 adults there. (AP Photo/The Journal News, Frank Becerra Jr.)