Indianapolis Colts guard Mike McGlynn (75) bows his head during a moment of silence for the victims of the Sandy Hook Elementary School shootings before an NFL football game against the Houston Texans Sunday, Dec. 16, 2012, in Houston.    A gunman walked into Sandy Hook Elementary School in Newtown, Conn. Friday and opened fire, killing 26 people, including 20 children. (AP Photo/Eric Gay)
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