A man removes a sign hanging from the Lennox Hotel along Boylston Street after the street reopened to the public for the first time since the Boston Marathon bombings in Boston on Wednesday, April 24. The city is trying to return to normal less than a week after two bombs exploded near the finish line of the Boston Marathon, shocking the nation and leaving the city on edge. See all photography relating to the Boston bombings. JESSICA RINALDI/reuters/LANDOV A man washes a bus stop window on Boylston Street on April 24. JESSICA RINALDI/reuters/LANDOV
Alec Mikels cleans tables at Whiskey's Smokehouse on Boylston Street on Tuesday, April 23 in Boston. David L Ryan-Pool/Getty Images
A cleaner power washes Boylston Street near the blast site after the FBI handed the area back to the city of Boston on Monday, April 22, following the week-long investigation. Kevork Djansezian/Getty Images
The Boston Fire Department Hazardous Materials team cleans the first blast site near the finish line of the Boston Marathon on April 22. Kevork Djansezian/Getty Images
Cleaning material is sprayed on April 22 on the outlined blast seat on the sidewalk of Boylston Street at the site of the marathon bombings. Kevork Djansezian/Getty Images
A member of the Boston Fire Department Hazardous Materials team cleans the first blast site with a pressure washer on April 22. Kevork Djansezian/Getty Images
Brad Marchand of the Boston Bruins embraces one of the first responders from the Boston Marathon attack after the game against the Florida Panthers at the TD Garden on Sunday, April 21, in Boston. Brian Babineau/NHLI via Getty Images
David Ortiz of the Boston Red Sox speaks to the crowd during a ceremony held in honor of the bombing victims before a baseball game against the Kansas City Royals at Fenway Park in Boston, on Saturday, April 20. Kyodo/Landov
Neil Diamond sings "Sweet Caroline," a song traditionally played at Boston Red Sox home games, during a game against the Kansas City Royals on April 20. Jim Rogash/Getty Images
Members of law enforcement react during ceremonies in honor of the Marathon bombing victims before Saturday's game. Jim Rogash/Getty Images
A woman sheds a tear during pregame ceremonies Saturday. Jim Rogash/Getty Images
A man holds an American flag at ceremonies before the Saturday game in Boston. Jim Rogash/Getty Images
Hundreds of people pour onto Hemingway Street in the Fenway neighborhood to celebrate after the announcement that the second Boston Marathon bombing suspect had been captured on Friday, April 19. Kayana Szymczak/Getty Images
Women cheer police as they exit Franklin Street on Friday, April 19, in Watertown, Massachusetts. Spencer Platt/Getty Images
Officers from the Department of Alcohol, Tobacco, Firearms and Explosives relax Friday after the capture in Watertown, Massachusetts. Kevork Djansezian/Getty Images
A woman gives a Boston police officer a hug and other officers are thanked during a celebration in the Boston Common on April 19. Aram Boghosian for The Boston Globe via Getty Images
A member of the North Metro SWAT team pumps his fist while leaving the scene near Franklin Street on April 19. Jared Wickerham/Getty Images
Around 200 people celebrate on Hemingway Street in the Fenway neighborhood after the capture of the second suspect on April 19. Kayana Szymczak/Getty Images
People wave U.S. flags as police drive down the street on April 19. SHANNON STAPLETON/Reuters/LANDOV
A photograph of Martin Richard, one of the victims of the Boston Marathon bombing, was placed on the plexiglass by a fan following the hockey game between the Buffalo Sabres and the New York Rangers on April 19 at the First Niagara Center in Buffalo, New York. Bill Wippert/NHLI via Getty Images
A man waves a U.S. flag in Watertown on April 19. TIMOTHY A. CLARY/AFP/Getty Images
Local residents cheer to news that police have captured the surviving suspect Watertown on April 19. JIM BOURG/REUTERS/LANDOV
President Barack Obama arrives in the White House briefing room to make a statement late April 19 about the capture of Dzhokhar Tsarnaev. "We've closed an important chapter in this tragedy," he said. Win McNamee/Getty Images
A SWAT team member is followed by reporters and a celebrating crowd on April 19 after the successful operation. Mario Tama/Getty Images
A police officer adjusts his hat while various law enforcement agencies descend on the area around Franklin Street on April 19. Jared Wickerham/Getty Images
Spectators celebrate as law enforcement officers leave the scene on April 19 near Franklin Street. Jared Wickerham/Getty Images
People gather at the scene near Franklin Street in Watertown on April 19. Jared Wickerham/Getty Images
A man claps next to a police vehicle in the Watertown neighborhood on April 19. Jared Wickerham/Getty Images
Onlookers applaud first responders departing the scene at the end of the manhunt on April 19. Mario Tama/Getty Images
Police officers and SWAT team members exult after the successful operation to capture suspect Dzhokhar Tsarnaev on April 19. Mario Tama/Getty Images
Boston SWAT team members are surrounded by spectators and the media on April 19. TIMOTHY A. CLARY/AFP/Getty Images