A woman walks through flood waters from Hurricane Isaac’s storm surge on the north shore of Lake Pontchartrain on August 30, 2012 in Mandeville, Louisiana. (Photo by Mario Tama/Getty Images)

The ‘Tribute in Light’ shines as One World Trade Center rises under construction on the eleventh anniversary of the terrorist attacks on lower Manhattan at the World Trade Center on September 11 in New York City. (Photo by Mario Tama/Getty Images)

The space shuttle Endeavour is on 12-mile journey from Los Angeles International Airport to the California Science Center to go on permanent public display. (Photo by Kevork Djansezian/Getty Images)

A supporter of the Muslim Brotherhood overcome by emotion is carried onto the stage as Egyptians celebrate the election of their new president Mohamed Morsi in Tahrir Square on June 24 in Cairo. (Photo by Daniel Berehulak/Getty Images)

Destroyed homes sit beside a home left untouched by fire in a neighborhood affected by the Waldo Canyon fire on June 30, 2012 in Colorado Springs, Colorado. (Photo by Spencer Platt/Getty Images)

President Barack Obama embraces U.S. Rep. Gabrielle Giffords (D-AZ) as members of Congress applaud before his State of the Union address before a joint session of Congress on Capitol Hill January 24 (Photo by Saul Loeb-Pool/Getty Images)

Supporters gather during a candelight vigil at a memorial to Trayvon Martin where Trayvon was shot and killed by George Michael Zimmerman while on neighborhood watch patrol in Sanford, Florida. (Photo by Mario Tama/Getty Images)

Much of the New York City skyline sits in darkness after Hurricane Sandy, on October 30 in Weehawkin, New Jersey. (Photo by Andrew Burton/Getty Images)

Soldiers from the 713th Engineer Company of the Indiana Army National Guard are greeted by family and friends at a homecoming ceremony at the Army Aviation Support Facility on September 26, 2012 in Gary, Indiana. (Photo by Scott Olson/Getty Images)

President Barack Obama walks on stage with first lady Michelle Obama and daughters Sasha and Malia to deliver his victory speech on election night at McCormick Place November 6, 2012 in Chicago. (Photo by Win McNamee/Getty Images)

Rain clouds move over the remnants of parched corn stalks on August 22, 2012 near Wiley, on the plains of eastern Colorado. (Photo by John Moore/Getty Images)

Residents look over the remains of St. Joseph's Catholic Church on March 1, 2012 in Ridgeway, Illinois. The 110-year-old church was completely destroyed after it was struck by a tornado. (Photo by Scott Olson/Getty Images)

An area of the statue of former Penn State University football coach Joe Paterno stood sits empty after it was removed by workers outside Beaver Stadium on July 22 in State College, Penn. (Photo by Patrick Smith/Getty Images)

A protester associated with the Occupy Wall Street movement is arrested while marching through traffic in lower Manhattan on May 1 in New York City. (Photo by Spencer Platt/Getty Images)

Amando Gomez salvages what he can from his families home that was destroyed by a tornado on March 4 in Marysville, Indiana. (Photo by Joe Raedle/Getty Images)

Republican presidential candidates (L-R) former U.S. Sen. Rick Santorum, former Speaker of the House Newt Gingrich (R-GA), former Gov. Mitt Romney and U.S. Rep. Ron Paul (R-TX) at the start of a debate. (Photo by Chip Somodevilla/Getty Images)

David Beckham passes under Tower Bridge driving a speedboat named 'Max Power' which carries the Olympic Torch carried by torchbearer Jade Bailey on July 27, 2012 in London, England. (Photo by Matthew Lloyd/Getty Images)

Republican presidential candidate, former Gov. Mitt Romney watches as his wife, Ann Romney and former U.S. Secretary of State Condoleezza Rice stand and applaud during the Republican National Convention. (Photo by Chip Somodevilla/Getty Images)

U.S. President Barack Obama speaks on stage as he accepts the nomination for president during the final day of the Democratic National Convention on September 6, 2012 in Charlotte, North Carolina. (Photo by Streeter Lecka/Getty Images)

Former Penn State assistant football coach Jerry Sandusky walks into the Centre County Courthouse before being sentenced in his child sex abuse case on October 9, 2012 in Bellefonte, Pennsylvania. (Photo by Patrick Smith/Getty Images)

3-year-old Fiana waits for her parents to vote in the presidential elections in a tent in Midland Beach November 6, 2012 in the Staten Island borough of New York City. (Photo by Allison Joyce/Getty Images)

Chicago public school teachers and their supporters picket in front of the Chicago Public Schools (CPS) headquarters on September 11, 2012 in Chicago, Illinois. (Photo by Scott Olson/Getty Images)

U.S. President Barack Obama and first lady Michelle Obama stand on stage with Republican presidential candidate Mitt Romney and wife, Ann Romney after the debate in Boca Raton, Florida. (Photo by Joe Raedle/Getty Images)

Republican presidential candidate, Mitt Romney, speaks at the podium as he concedes the presidency during his campaign election night event at the Boston Convention & Exhibition Center on November 7.(Photo by Justin Sullivan/Getty Images)

Annapolis Naval Academy freshmen make a human wall to climb the Herndon Monument which is covered with lard, on May 22, 2012 in Annapolis, Maryland. (Photo by Mark Wilson/Getty Images)

Accused theater shooter James Holmes.