The American flag flies at half-staff following a mass shooting at nearby Sandy Hook School on December 14, 2012 in Newtown, Connecticut.

Mario Tama/Getty Images

A couple attend a prayer service at a local coffee shop after the shooting at the nearby Sandy Hook School on December 14, 2012 in Newtown, Connecticut.

Spencer Platt/Getty Images

People stand on Dickson Street near the scene of an elementary school shooting on December 14, 2012 in Newtown, Connecticut.

Photo by Douglas Healey/Getty Images

U.S. President Barack Obama wipes tears as he makes a statement in response to the elementary school shooting in Connecticut December 14, 2012 at the White House in Washington, DC. (Photo by Alex Wong/Getty Images)

(Photo by Alex Wong/Getty Images)

Connecticut State Police spokesman Lt. J. Paul Vance (C) briefs the media on the elementary school shootings during a press conference.

Photo by Jared Wickerham/Getty Images

Faisal Ali (R) of Colorado Springs, Colorado, joins other people outside the White House to participate in a candle light vigil to remember the victims at the Sandy Hook Elementary.

Alex Wong/Getty Images

Julie Henson of San Francisco joins other people outside the White House to participate in a candle light vigil to remember the victims at the Sandy Hook Elementary School shooting.

Alex Wong/Getty Images

People walk on Dickson Street near the scene of an elementary school shooting on December 14, 2012 in Newtown, Connecticut.

Photo by Douglas Healey/Getty Images

Members of the media converge in front of an apartment at 1313 Grand Street, believed to be connected to the Connecticut elementary school shooting in Hoboken, New Jersey.

Michael Nagle/Getty Images

Law enforcement officials monitor the scene outside of an apartment at 1313 Grand Street, believed to be connected to the Connecticut elementary school shooting in Hoboken, New Jersey.

Michael Nagle/Getty Images

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People gather at the scene of a mass school shooting at Sandy Hook Elementary School on December 14, 2012 in Newtown, Connecticut. (Photo by Mario Tama/Getty Images)

Responders gather at the scene of a mass school shooting at Sandy Hook Elementary School in Newtown, Connecticut.

(Photo by Mario Tama/Getty Images)

A National Park Service employee lowers flags at the base of the Washington Monument to half staff after President Barack Obama ordered the action while speaking on the shootings at the Sandy Hook Elementary.

Photo by Win McNamee/Getty Images

Nearly 30 people were killed in a shooting rampage at an elementary school in Conn. Friday morning.

WEWS

Nearly 30 people were killed in a shooting rampage at an elementary school in Conn. Friday morning.

WEWS

Nearly 30 people were killed in a shooting rampage at an elementary school in Conn. Friday morning.

WEWS

Nearly 30 people were killed in a shooting rampage at an elementary school in Conn. Friday morning.

WEWS

Nearly 30 people were killed in a shooting rampage at an elementary school in Conn. Friday morning.

WEWS

According to reports, there are more than 20 dead, most children, after a gunman opened fire in at the Sandy Hook Elementary School. The shooter was also killed.

(Photo by Douglas Healey/Getty Images)

Photo from the scene (ABC News)

Photo: WEWS

According to reports, there are more than 20 dead, most children, after a gunman opened fire in at the Sandy Hook Elementary School. The shooter was also killed.

(Photo by Douglas Healey/Getty Images)

According to reports, there are more than 20 dead, most children, after a gunman opened fire in at the Sandy Hook Elementary School. The shooter was also killed.

(Photo by Douglas Healey/Getty Images)