A law enforcement intelligence bulletin obtained by the AP identified the surviving bomb suspect as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass.
Three law enforcement sources and the uncle of the Boston Marathon bomb suspects confirm the men were brothers.
Two law enforcement officials told AP that Tsarnaev had been living legally in the U.S. for 12 year, since he was 7.
Authorities say one of two suspects in the Boston Marathon bombing is dead and a massive manhunt is underway for another. Boston police are looking for bombing suspect No. 2
(Photo courtesy: FBI) Suspect No. 2, Dzhokhar Tsarnaev, was wearing a white hat.
Dzhokhar Tsarnaev (Photo courtesy: FBI)
(Photos courtesy: FBI) Suspect No. 1 has been killed, Boston police said.
(Photos courtesy: FBI) Suspect No. 2 is said to be wearing a grey hoodie.
(Photos courtesy: FBI) The Middlesex district attorney says the two men are suspected of killing an MIT police officer at the college late Thursday.
(Photos courtesy: FBI) They then stole a car at gunpoint and later releasing its driver unharmed. Hours earlier, police had released photos of the bombing suspects and asked for the public's help finding them.
(Photos courtesy: FBI)
(Photo courtesy: FBI)
Tamerlan Tsarnaev (Photo courtesy: FBI)