In this image released by the Federal Bureau of Investigation on April 18 two suspects in the Boston Marathon bombing walk near the marathon finish...
Investigators in white jumpsuits work the crime scene on Boylston Street following yesterday's bomb attack at the Boston Marathon April 16, 2013 in...
Investigators in white jumpsuits work the crime scene on Boylston Street following yesterday's bomb attack at the Boston Marathon April 16, 2013 in...
In this image released by the Federal Bureau of Investigation on April 19 Dzhokhar Tsarnaev, 19-years-old, a suspect in the Boston Marathon bombing...
Investigators work around the boat where Dzhokhar A. Tsarnaev was found hiding after a massive manhunt, in the backyard of a Franklin Street home, in...
Musician plays patriotic tunes by a makeshift memorial for victims near the site of the Boston Marathon bombings at the edge of the still-closed...
In this image released by the Federal Bureau of Investigation on April 18 two suspects in the Boston Marathon bombing walk near the marathon finish...
Investigators walked down Exeter Street from Boylston Street, following yesterday's explosions near the finish line of the Boston Marathon on...
Investigators in white jumpsuits work the crime scene on Boylston Street following yesterday's bomb attack at the Boston Marathon April 16, 2013 in...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
Law enforcement investigators walk the route of the Boston Marathon on Boylston Street looking for evidence after last Monday's bombings and two days...
Law enforcement investigators walk near the finsh line of the Boston Marathon on Boylston Street looking for evidence after last Monday's bombings...
People gather at a makeshift memorial for victims near the site of the Boston Marathon bombings a day after the second suspect was captured on April...
Items including a pair of running shoes have been placed at a makeshift memorial for victims near the site of the Boston Marathon bombings a day...
President Barack Obama makes a statement from the White House in Washington, D.C., on the capture of the second suspect in the Boston Marathon...
Investigators in white jumpsuits work the crime scene on Boylston Street following yesterday's bomb attack at the Boston Marathon April 16, 2013 in...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
April 15 : Boston police investigate the scene of a suspicious backpacks left near Boston Marathon finish line on the first anniversary of Marathon...
Police investigate inside of a car in front of John Joseph Moakley United States Courthouse after a man was taken into custody who had a meat cleaver...
Police investigate inside of a car in front of John Joseph Moakley United States Courthouse after a man was taken into custody who had a meat cleaver...
The boat where one of the Boston Marathon bombing suspects was found, in a backyard on Franklin Street. The boat and surrounding scene is currently...
Elena Teyer at the podium addressing the media. She says she is a relative of Ibrahim Todashev: a friend of Dzhokhars brother who was killed by an...
Elena Teyer at the podium addressing the media. She says she is a relative of Ibrahim Todashev: a friend of Dzhokhars brother who was killed by an...
Elena Teyer walks to podium to address the media. She says she is a relative of Ibrahim Todashev: a friend of Dzhokhars brother who was killed by an...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car with his attorneys Derege...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car after receiving a guilty...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car after receiving a guilty...
Attorney Carmen Ortiz addresses the media flanked by federal prosecutors John Capin, left, and Stephanie Seigman and Acting FBI Special Agent in...
Attorney Carmen Ortiz addresses the media at Moakley Federal Court in Boston, after a guilty verdict was given to Robel Phillipos, a friend of the...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car after receiving a guilty...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car after receiving a guilty...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car after receiving a guilty...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car after receiving a guilty...
Robel Phillipos, friend of the Boston Marathon bomber, walks from the Moakley Federal Court in Boston to a waiting car after receiving a guilty...
Robel Phillipos, friend of the Boston Marathon bomber, is seen in the lobby of Moakley Federal Court in Boston the guilty verdict was read. After 35...
Juror leaves Moakley Federal Court in Boston after a guilty verdict was given to Robel Phillipos, a friend of the Boston Marathon bomber. After 35...
Juror leaves Moakley Federal Court in Boston after a guilty verdict was given to Robel Phillipos, a friend of the Boston Marathon bomber. After 35...
At Moakley Federal Court in Boston, Homeland Security officers stand guard as a guilty verdict was given to Robel Phillipos, a friend of the Boston...
Actor Robert David Hall, from CBS-Tv's CSI: Crime Scene Investigation and Adrianne Haslet-Davis, Boston Marathon bombing survivor and amputee, speak...
Actor Robert David Hall from CBS-TV's CSI: Crime Scene Investigation speaks with Adrianne Haslet-Davis, Boston Marathon bombing survivor and amputee,...
Actor Robert David Hall from CBS-TV's CSI: Crime Scene Investigation speaks with Adrianne Haslet-Davis, Boston Marathon bombing survivor and amputee,...
An exterior view of the building related to the murder of three men in 2011, to which Tamerlan Tsarnaev may have had a connection. Tsarnaev, a...
Federal Bureau of Investigation evidence response team takes out evidence from an apartment where a suspected friend of the Boston bombers was shot...
Federal Bureau of Investigation evidence response team takes out evidence from an apartment where a suspected friend of the Boston bombers was shot...
Federal Bureau of Investigation evidence response team takes out evidence from an apartment where a suspected friend of the Boston bombers was shot...
Federal Bureau of Investigation evidence response agents work outside the apartmentent where a suspected friend of the Boston bombers was shot and...
Federal Bureau of Investigation evidence response agent works outside the apartmentent where a suspected friend of the Boston bombers was shot and...
Federal Bureau of Investigation agents arrive to the apartment where a suspected friend of the Boston bombers was shot and killed by FBI on May 22,...
Federal Bureau of Investigation agents leave the apartment where a suspected friend of the Boston bombers was shot and killed by FBI on May 22, 2013...
Federal Bureau of Investigation agents leave the apartment complex where a suspected friend of the Boston bombers was shot and killed by FBI on May...