A sign and a U.S. national flag are seen near Sandy Hook Elementary School in Sandy Hook in Newtown, Connecticut, Dec. 15, 2012.

Mourners grieve at one of the makeshift memorials for victims of the Sandy Hook Elementary School shooting, December 16, 2012, in Newtown, Conn.

Names of victims are displayed on a flag in the business area in Newtown, Connecticut, December 16, 2012.

A child's message rests with a memorial for shooting victims, December 16, 2012, in Newtown, Conn.

A memorial is seen along the road to Sandy Hook Elementary School a day after a mass shooting in Newtown, Connecticut, December 15, 2012.

This photo posted to the Emilie Parker Fund Facebook page shows six-year-old Emilie Parker, who was gunned down in Friday's school shooting in Connecticut.

Robbie Parker, the father of six-year-old Emilie who was killed in the Sandy Hook Elementary School shooting, speaks during a news conference on Dec. 15, 2012 in Newtown, Conn.

This undated photo shows Adam Lanza posing for a group photo of the technology club which appeared in the Newtown High School yearbook.

A man bows his head as he stands at a makeshift memorial, outside Saint Rose of Lima Roman Catholic Church in Newtown, Connecticut, Dec. 15, 2012.

Elizabeth Bogdanoff, left, kisses her daughter Julia, 13, during a prayer service at St John's Episcopal Church on Dec. 15, 2012 in Newtown, Conn.

People grieve next to a makeshift memorial of flowers and balloons next to the Sandy Hook Elementary school sign in Sandy Hook, Connecticut, Dec. 15, 2012.

A woman covers her mouth as others look on stand near candles outside Saint Rose of Lima Roman Catholic Church near Sandy Hook Elementary School on Dec. 14, 2012.

A young girl is given a blanket after being evacuated from Sandy Hook Elementary School following a shooting in Newtown, Connecticut, Dec.14, 2012.