He said they learned to build explosive devices from the online magazine of Al-Qaeda in the Arabian Peninsula. ĭuring questioning, Dzhokhar said that he and his brother were motivated by the wars in Iraq and Afghanistan, that they were self-radicalized and unconnected to any outside terrorist groups, and that he was following his brother's lead. Dzhokhar was shot and wounded by police before being taken into custody. Around 6:00 p.m., a Watertown resident discovered Dzhokhar hiding in a boat in his backyard. Residents of Watertown and surrounding communities were asked to stay indoors, and the transportation system and most businesses and public places closed. Tamerlan died soon after.Īn unprecedented manhunt for Dzhokhar ensued with thousands of law enforcement officers searching a 20-block area of Watertown. Tamerlan was shot several times, and his brother Dzhokhar ran him over while escaping in the stolen car. At 12:45 a.m., they had a shootout with the police in nearby Watertown, during which two officers were severely injured (one of whom, Dennis Simmonds, died a year later). At 12:15 a.m., on April 19, the man escaped.

At 11:00 p.m., they kidnapped a man in his car. Following their identification, at 10:35 p.m., they killed an MIT policeman.

They were later identified as the Tsarnaev brothers, who were Chechen Kyrgyzstani-Americans.

Three days later, on April 18, Federal Bureau of Investigation (FBI) released images of two suspects.

Two terrorists, brothers Dzhokhar Tsarnaev and Tamerlan Tsarnaev, planted two homemade pressure cooker bombs, which detonated 14 seconds and 210 yards (190 m) apart at 2:49 p.m., near the finish line of the race, killing three people and injuring hundreds of others, including 17 who lost limbs. The Boston Marathon bombing was a domestic terrorist attack that took place during the annual Boston Marathon on April 15, 2013. Revenge for American military action in Iraq and Afghanistan

Krystle Campbell, 29, Arlington, Massachusetts.

Martin Richard, 8, Dorchester, Massachusetts.

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