article_snippet: Dzhokhar "Jahar" Tsarnaev:
article_snippet: Federal agents say surveillance video captured Dzhokhar Tsarnaev near the second blast site, where 8-year-old Martin Richards was killed.
article_snippet: After the bombings, Dzhokhar Tsarnaev returned to campus and stayed there until the FBI publicly identified Dzhokhar Tsarnaev as a suspect.
article_snippet: Dzhokhar Tsarnaev texted a friend to come to Dzhokhar Tsarnaev room and take whatever Dzhokhar Tsarnaev wanted as Dzhokhar Tsarnaev would not be coming back.
article_snippet: Tamerlan went on the run, allegedly killing an MIT officer, carjacking an SUV and engaging Watertown, Massachusetts, police in a firefight.
article_snippet: Dzhokhar Tsarnaev was killed, and Dzhokhar was discovered the next day, badly wounded, hiding in a boat.
article_snippet: In early 2011, Russia asked the FBI to look at Dzhokhar Tsarnaev's activities.
article_snippet: After interviewing Dzhokhar Tsarnaev and family members, the FBI the FBI said the FBI "did not find any terrorism activity, domestic or foreign, and those results were provided to Russia.
article_snippet: his son was killed following a gunfight with Watertown police after his younger brother tried to free his son with a stolen SUV but ran his son down instead, according to an indictment against Dzhokhar Tsarnaev.
article_snippet: Authorities began taking a closer look at possible involvement by both Tamerlan Tsarnaev and Todashev, who was allegedly writing out a "confession" when, authorities say, he tried to attack an FBI agent.
article_snippet: an FBI agent fatally shot Todashev, whose family maintains he is innocent.
article_snippet: Investigators later recovered Tsarnaev's backpack at a landfill.
article_snippet: Dias Kadyrbayev also took Tamerlan Tsarnaev's computer to Dias Kadyrbayev off-campus apartment, where the FBI later seized Tsarnaev's computer.
article_snippet: Tazhayakov was another friend of Tamerlan Tsarnaev's and was Kadyrbayev's roommate.