Boston bombing suspects
Boston marathon bombing suspects Tamerlan Tsarnaev, 26, and his brother Dzhokhar A. Tsarnaev, 19.
After a car chase and shoot out with police, Tamerlan Tsarnaev, 26, was shot and killed by police early in the morning of April 19, and a manhunt was launched for his brother and second suspect, 19-year-old suspect Dzhokhar A. Tsarnaev. He was captured hiding in a boat in a backyard in Watertown, Mass. Dzhokhar Tsarnaev was later tried, convicted and sentenced to death for his role in the bombing.
Dzhokhar Tsarnaev with friends
Dzhokhar Tsarnaev with teammates
Tamerlan Tsarnaev
In this Feb. 17, 2010, photo, Tamerlan Tsarnaev, left, accepts the trophy for winning the 2010 New England Golden Gloves Championship from Dr. Joseph Downes, right, in Lowell, Mass.
Tsarnaev, 26, who had been known to the FBI as Suspect No. 1 in the Boston Marathon explosions and was seen in surveillance footage in a black baseball cap, was killed overnight on Friday, April 19, 2013, officials said.
Dzhokhar Tsarnaev
This photo shows Dzhokhar A. Tsarnaev, identified by the FBI as Suspect No. 2 in the Boston Marathon bombings.
Authorities say Tsarnaev eluded capture after he and his brother killed an MIT police officer, injured a transit officer in a firefight and threw explosive devices at police during their getaway attempt in a long night of violence into the early hours of Friday, April 19, 2013.
Tamerlan Tsarnaev and teammates
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In this Feb. 17, 2010, photo, Tamerlan Tsarnaev, fifth from left, top row, accepts the trophy poses with his team at 2010 New England Golden Gloves Championship in Lowell, Mass.
Tsarnaev, 26, who had been known to the FBI as Suspect No. 1 in the Boston Marathon bombings, was killed overnight on Friday, April 19, 2013, officials said.
Kyrgyzstan
School children march in front of a school in in Tokmok, Kyrgyzstan, April 20, 2013. This is the school where Tamerlan Tsarnaev studied.
Tamerlan Tsarnaev was an amateur boxer with muscular arms, said to arrive at a sparring session without protective gear.
Dzhokhar Tsarnaev
A surveillance photo shows Boston bombing suspect Dzhokhar A. Tsarnaev in a Shell gas station on Memorial Drive.
Authorities say Tsarnaev and his brother killed an MIT police officer, injured a transit officer in a firefight and threw explosive devices at police during their getaway attempt in a long night of violence into the early hours of Friday, April 19, 2013.
Dzhokhar Tsarnaev
This image provided by the Boston Regional Intelligence Center shows Dzhokhar A. Tsarnaev, identified by the FBI as Suspect No. 2 in the Boston Marathon bombings.
Dzhokhar Tsarnaev
Tsarnaev family home
This photo taken in Tokmok, Kyrgyzstan on Friday, April 20, 2013 shows the house where the Tsarnaev brothers, Dzhokhar and Tamerlan, lived.
The Tsarnaev family arrived in the United States, seeking refuge from strife in their homeland. The family had moved from Kyrgyzstan to Dagestan, a predominantly Muslim republic in Russia's North Caucasus that has become an epicenter of the Islamic insurgency that spilled over from Chechnya.
Dzhokhar Tsarnaev and classmate
Dzhokhar A. Tsarnaev, left, and Here & Now host Robin Young's nephew, right, pose for a photo after graduating from Cambridge Rindge and Latin High School.
Bombing suspects
Two Boston Marathon bombing suspects, now identified by authorities as Dzhokhar A. Tsarnaev, 19, and Tamerlan Tsarnaev, 26, are seen in this surveillance video released by the FBI.
Bombing suspect
One of the suspects in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Backpack bomb
At left, a man identified as a suspect in the Boston Marathon bombings by the FBI carries a black backpack. At right, the remains of a black backpack that the FBI says contained one of the bombs.
Tamerlan Tsarnaev boxing
Bombing suspect Tamerlan Tsarnaev, who was shot and killed by police early in the morning April 19, 2013, is seen in a photo essay about his boxing career shot in 2009 in Allston, Massachusetts.
Original Caption: Tamerlan, who studies at Bunker Hill Community College in Boston and wants to become an engineer, took the semester off to train for the competition.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen carrying a backpack in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
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A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen carrying a backpack in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Bombing suspect
A suspect in the Boston Marathon bombing is seen in this surveillance video released by the FBI.
Two suspects have been identified by authorities as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass., and his brother, Tamerlan Tsarnaev, 26.
Backpack bomb
This image, from an FBI and Department of Homeland Security joint bulletin issued to law enforcement and obtained by The Associated Press, shows the remains of a black backpack that the FBI says contained one of the bombs that exploded during the Boston Marathon.
The FBI says it has evidence that indicates one of the bombs that exploded in the Boston Marathon was contained in a pressure cooker with nails and ball bearings, and it was hidden in a backpack.
Boston bombing
This image from a Federal Bureau of Investigation and Department of Homeland Security joint bulletin issued to law enforcement and obtained by The Associated Press, shows the remains of a pressure cooker that the FBI says was part of one of the bombs that exploded during the Boston Marathon.
The FBI says it has evidence that indicates one of the bombs was contained in a pressure cooker with nails and ball bearings, and it was hidden in a backpack.
Boston bombing
According to an FBI and Department of Homeland Security joint bulletin, this screen grab from Reuter's video footage shows evidence gathered at the scene of the Boston Marathon bombings on April 15, 2013. The photograph shows what appears to be a piece of circuit board that could have been part of one of the two bombs used in the attack. Blood can also be seen.
Boston bombing
Another screen grab of Reuters video shows what appears to be a piece of wire attached to a battery, that could have been part of one of the bombs used in the attack at the Boston Marathon on April 15, 2013.
This image was also included in an FBI bulletin given to Reuters by an unnamed federal official.
Boston bombing
Another screen grab of Reuters video shows what appears to be a piece of wire that could have been used to detonate the device used in the Boston attacks on April 15, 2013.
This image was also included in an FBI bulletin given to Reuters by an unnamed federal official.
Boston bombing
What appears to be a mangled piece of pressure cooker, which could have contained the bomb used in the Boston attacks, and a black vinyl bag which could have carried the device, are seen in this Reuters video screen grab.
An FBI bulletin identified this image as picturing evidence gathered at the scene. This picture was included in an FBI bulletin given to Reuters by an unnamed federal official.
Boston bombing
What appears to be a mangled piece of pressure cooker, which could have contained the bomb used in the Boston attacks, and a black vinyl bag which could have carried the device, are seen in this Reuters video screen grab.
An FBI bulletin identified this image as picturing evidence gathered at the scene. This picture was included in an FBI bulletin given to Reuters by an unnamed federal official.
Boston bombing
This photo provided by Bob Leonard shows Tamerlan Tsarnaev (second from left), who was dubbed Suspect No. 1, and Dzhokhar A. Tsarnaev (third from left), who was dubbed Suspect No. 2 in the Boston Marathon bombings by law enforcement. This image was taken approximately 10-20 minutes before the blast on April 15, 2013.
Boston bombing
This photo shows Tamerlan Tsarnaev (second from left), who was dubbed Suspect No. 1, and Dzhokhar A. Tsarnaev (third from left), who was dubbed Suspect No. 2 in the Boston Marathon bombings by law enforcement. This image was taken approximately 10-20 minutes before the blast on April 15, 2013.
Boston bombing
Tamerlan Tsarnaev and Dzhokhar A. Tsarnaev are seen here approximately 10-20 minutes before the blast that rocked the Boston Marathon on April 15, 2013.
Boston bombing
Tamerlan Tsarnaev and Dzhokhar A. Tsarnaev are seen here approximately 10-20 minutes before the blast that rocked the Boston Marathon on April 15, 2013.
Boston bombing
Tamerlan Tsarnaev and Dzhokhar A. Tsarnaev are seen here approximately 10-20 minutes before the blast that rocked the Boston Marathon on April 15, 2013.