A birdhouse bearing the name of Sandy Hook school shooting victim Emilie Parker hangs from a tree as part of a memorial in Sandy Hook village in Newtown, Connecticut December 13, 2013. December 14th marks the one year anniversary of the shooting rampage at Sandy Hook Elementary School, where 20 children and six adults were killed by gunman Adam Lanza REUTERS/Carlo Allegri (UNITED STATES - Tags: CRIME ANNIVERSARY) 

The grave of Sandy Hook Elementary School shooting victim Jessica Rekos is pictured in Sandy Hook village in Newtown, Connecticut December 13, 2013. December 14th marks the one year anniversary of the shooting rampage at Sandy Hook Elementary School, where 20 children and six adults were killed by gunman Adam Lanza REUTERS/Carlo Allegri (UNITED STATES - Tags: CRIME ANNIVERSARY) 

Miranda Pacchiana (C), of Newtown, Connecticut, holds a candle at the conclusion of a National Vigil for Victims of Gun Violence, just prior to the first anniversary of the Sandy Hook Elementary School mass shooting, at Washington National Cathedral in Washington, December 12, 2013. Gun control advocates held the vigil on Thursday to mark the anniversary of the grade school massacre in Newtown, in which 26 people died. Picture taken December 12, 2013. REUTERS/Matt McClain/Pool (UNITED STATES - Tags: CRIME LAW ANNIVERSARY) 

A man lowers his head during the National Vigil for Victims of Gun Violence just prior to the first anniversary of the Sandy Hook Elementary School mass shooting, at Washington National Cathedral in Washington, December 12, 2013. Gun control advocates held the vigil on Thursday to mark the anniversary of the grade school massacre in Newtown, in which 26 people died. Picture taken December 12, 2013. REUTERS/Matt McClain/Pool (UNITED STATES - Tags: CRIME LAW ANNIVERSARY) 

A sign is pictured as a school bus drives past in the Sandy Hook area of Newtown, Connecticut December 13, 2013. December 14th marks the one year anniversary of the shooting rampage at Sandy Hook Elementary School, where 20 children and six adults were killed by gunman Adam Lanza. REUTERS/Carlo Allegri (UNITED STATES - Tags: CIVIL UNREST) 

Children play under the tree during the 29th annual Ram Pasture Tree Lighting in Newtown, Connecticut December 11, 2013 . December 14th marks the one year anniversary of the shooting rampage at Sandy Hook Elementary School, where 20 children and six adults were killed by gunman Adam Lanza. REUTERS/Michelle McLoughlin (UNITED STATES - Tags: EDUCATION CRIME LAW) 

Brian Sullivan (L) stands with Carlee Soto (C) and Erica Laffferty, family members of victims killed in the Sandy Hook Elementary School shooting, as they listen to a statement about the formation of the website mysandyhookfamily.org created for victim's families in Sandy Hook, Connecticut December 9, 2013. The Connecticut town of Newtown on Monday asked for privacy and a restrained media presence ahead of the anniversary of the shooting that killed 20 children and six adults at Sandy Hook Elementary School. REUTERS/Lucas Jackson (UNITED STATES - Tags: CRIME LAW ANNIVERSARY) 

A sign expressing displeasure with the media is tacked on a pole in Newtown, Connecticut December 4, 2013 . Nearly half an hour of 911 recordings from the shooting that killed 20 children and six adults at Sandy Hook Elementary School last December 14 were ordered released by the state Freedom of Information Commission . REUTERS/Michelle McLoughlin (UNITED STATES - Tags: EDUCATION CRIME LAW) 

Demolition work is underway at Sandy Hook Elementary School in Newtown, Connecticut October 25, 2013. Demolition has begun at the site of Newtown, Connecticut's Sandy Hook Elementary School where a gunman killed 20 children and six adults before taking his own life last December. REUTERS/Michelle McLoughlin (UNITED STATES - Tags: EDUCATION CRIME LAW) 

Stars are seen on a tree in front of the gates leading to Sandy Hook Elementary School in Newtown, Connecticut October 24, 2013. The demolition of Newtown, Connecticut's Sandy Hook Elementary School, where 20 young children and six adults were shot to death last December, will begin on Friday under a cloak of secrecy meant to discourage souvenir-hunters, town officials said. Town officials aim for completion of the nearly 60-year-old school's demolition by the one-year anniversary of the attack. REUTERS/Michelle McLoughlin (UNITED STATES - Tags: EDUCATION CRIME LAW TPX IMAGES OF THE DAY) 

A security fence surrounds Sandy Hook Elementary School in Newtown, Connecticut October 24, 2013. The demolition of Newtown, Connecticut's Sandy Hook Elementary School, where 20 young children and six adults were shot to death last December, will begin on Friday under a cloak of secrecy meant to discourage souvenir-hunters, town officials said. Town officials aim for completion of the nearly 60-year-old school's demolition by the one-year anniversary of the attack. REUTERS/Michelle McLoughlin (UNITED STATES - Tags: EDUCATION CRIME LAW) 

Street artist Mark Panzarino, 41, prepares a memorial as he writes the names of the Sandy Hook Elementary School victims during the six-month anniversary of the massacre, at Union Square in New York, June 14, 2013. Six months after a gunman killed 26 children and adults at the elementary school, families and local officials marked the day by honoring the victims and renewing the fight for stricter gun control. REUTERS/Eduardo Munoz (UNITED STATES - Tags: CIVIL UNREST EDUCATION CRIME LAW ANNIVERSARY TPX IMAGES OF THE DAY) 

U.S. House Minority Leader Nancy Pelosi (D-CA) (R) consoles Teresa Rousseau (3rd L), whose daughter was slain Sandy Hook Elementary School teacher Lauren Rousseau, during a news conference about gun violence legislation at the U.S. Capitol in Washington, June 13, 2013. June 14 marks the six-month anniversary of the shooting massacre in Newtown, Connecticut. REUTERS/Jonathan Ernst (UNITED STATES - Tags: POLITICS ANNIVERSARY CIVIL UNREST TPX IMAGES OF THE DAY) 

Newtown students pass St. Rose of Lima Church as the funeral services begin for six-year-old student Daniel Barden in Newtown, Connecticut on December 18, 2012. Barden was one of 26 people killed at Sandy Hook Elementary School in Newtown, Connecticut on December 14, 2012. REUTERS/Michelle McLoughlin (UNITED STATES - Tags: CRIME LAW OBITUARY EDUCATION) 

U.S. Vice President Joseph Biden is joined by New York City Mayor Michael R. Bloomberg (R) during a news conference at City Hall in New York, March 21, 2013. Vice President Biden and Mayor Bloomberg met with families from the Sandy Hook school shooting in Newtown, Connecticut. The group demanded that Congress take action on commonsense gun reforms and pass legislation like background checks for all gun sales. REUTERS/Brendan McDermid (UNITED STATES - Tags: CRIME LAW POLITICS CIVIL UNREST) 

Neil Heslin, father of 6-year-old Newtown victim Jesse Lewis, cries during the Senate Judiciary Committee hearing on the Assault Weapons Ban of 2013 on Capitol Hill in Washington February 27, 2013. REUTERS/Yuri Gripas (UNITED STATES - Tags: POLITICS CRIME LAW TPX IMAGES OF THE DAY) 

The word, "Newtown" is written in chalk inside the outline of a body at the end of a flash-mob that was organized in support of stricter gun laws, in Times Square, New York, February, 24, 2013. The flash mob started with people raising their hands into the air, then crumpling to the ground; once lying on the ground, some participants acted dead while others pretended to check vital signs of those who were "dead," before outlining the "dead" in chalk. REUTERS/Andrew Burton (UNITED STATES - Tags: SOCIETY POLITICS) 

U.S. President Barack Obama (R) hugs Mary Jo Copeland of Minneapolis as she reacts upon receiving the Presidential Citizens Medal for the Sharing and Caring Hands social assistance safety net she founded in 1985, in the East Room at the White House in Washington, February 15, 2013. Obama honored 18 Americans on Friday with the medal, including six teachers who lost their lives protecting students in the Sandy Hook school shooting in December. REUTERS/Jonathan Ernst (UNITED STATES - Tags: POLITICS TPX IMAGES OF THE DAY) 

A "Gun-FreeHome" sign is seen in front of a house along the route to the Chalk Hill School where the Sandy Hook Elementary School children will begin to attend classes in Monroe, Connecticut, January 2, 2013. The repurposed school is having an open house today and will begin hosting classes tomorrow. REUTERS/Carlo Allegri (UNITED STATES - Tags: CRIME LAW EDUCATION) 

An ornament is surrounded by stuffed animals, lying at a memorial for victims of the Sandy Hook Elementary School shooting, after snowfall in Newtown, Connecticut December 27, 2012. REUTERS/Adrees Latif (UNITED STATES - Tags: CRIME LAW EDUCATION TPX IMAGES OF THE DAY) 

Stephanie Sarup leaves flowers next to a road sign for those killed in the massacre at Sandy Hook Elementary School in Sandy Hook, in Connecticut December 22, 2012. REUTERS/Andrew Burton (UNITED STATES - Tags: CRIME LAW EDUCATION) 

Sandy Hook Village firefighters observe a moment of silence near Sandy Hook Elementary in Newtown, Connecticut December 21, 2012. Many Americans remembered the victims of the Newtown, Connecticut, school massacre with a moment of silence on Friday, as a powerful U.S. gun rights lobbying group prepared to plunge into the national debate over gun control. REUTERS/Adrees Latif (UNITED STATES - Tags: CRIME LAW EDUCATION) 

Names of the victims of the shooting at Sandy Hook Elementary School are seen on crosses at a memorial in Sandy Hook Village in Newtown, Connecticut, December 18, 2012. Students returned to school in the shattered Connecticut town of Newtown on Tuesday for the first time since gunman Adam Lanza killed 20 6- and 7-year-olds and six adults in a rampage at the elementary school on December 14. REUTERS/Lucas Jackson (UNITED STATES - Tags: CRIME LAW SOCIETY TPX IMAGES OF THE DAY) 

U.S. President Barack Obama prays during a vigil held at Newtown High School for families of victims of the Sandy Hook Elementary School shooting in Newtown, Connecticut December 16, 2012. Obama is visiting Newtown High School to meet with the families of the victims and to thank first responders to the school shooting here that was one of the deadliest such incidents in the nation's history. REUTERS/Kevin Lamarque (UNITED STATES - Tags: POLITICS CRIME LAW EDUCATION) 

Farah Sheikh of New York, takes part in a candlelight vigil in Times Square, for the victims of the Sandy Hook School shooting, in New York, December 14, 2012. A heavily armed gunman opened fire on school children and staff at a Connecticut elementary school on Friday, killing at least 26 people, including 20 children, in the latest in a series of shooting rampages that have tormented the United States this year. REUTERS/Carlo Allegri (UNITED STATES - Tags: EDUCATION CRIME LAW TPX IMAGES OF THE DAY)