An American flag flies at half-staff as dawn breaks, Saturday, Dec. 15, 2012 in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, kill

 

              An American flag flies at half-staff as dawn breaks, Saturday, Dec. 15, 2012 in Newtown, Conn.  A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, kill
An American flag flies at half-staff as dawn breaks, Saturday, Dec. 15, 2012 in Newtown, Conn. A gunman walked into Sandy Hook Elementary School in Newtown Friday and opened fire, killing 26 people, including 20 children. (AP Photo/Jason DeCrow)