Handout photo of state police personnel leading children from the Sandy Hook elementary school in Newtown

State police personnel lead children from the Sandy Hook Elementary School in this handout picture from the Newtown Bee, in Newtown, Connecticut, December 14, 2012. All public schools in Newtown, Connecticut, were placed in lockdown on Friday following a shooting at Sandy Hook Elementary School. REUTERS/Newtown Bee/Shannon Hicks/Handout

State police personnel lead children from the Sandy Hook Elementary School in this handout picture from the Newtown Bee, in Newtown, Connecticut, December 14, 2012. All public schools in Newtown, Connecticut, were placed in lockdown on Friday following a shooting at Sandy Hook Elementary School. REUTERS/Newtown Bee/Shannon Hicks/Handout

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