Tamerlan Tsarnaev , the deceased suspect in the 2013 Boston Marathon bombings Terrorism , had previously described Statement murder victim Brendan Mess as his best friend , though before Mess was murdered Killing there had been animosity between Tsarnaev and Mess over Mess 's `` lifestyle '' .

In May 2013 , Ibragim Todashev , a 27-year-old Chechen native and former mixed martial arts fighter who knew Coming_to_believe Tamerlan Tsarnaev , was shot Bodily_harm and killed Killing in Orlando , Florida , by law enforcement officers who had been interviewing Communication him about the Waltham murders Killing as well as the Boston Marathon bombings Terrorism .

The FBI has alleged Statement that just before he was killed Killing , Todashev made Creating statements Statement implicating both himself and Tamerlan Tsarnaev in the Waltham murders Killing – saying Communication that the initial crime Killing was a drug robbery Robbery , and the murders Killing were committed Commitment to prevent being identified Check by the victims .

Three days later , the Federal Bureau of Investigation ( FBI ) released Releasing images of two suspects , who were later identified Check as Chechen Kyrgyzstani-American brothers Dzhokhar Tsarnaev and Tamerlan Tsarnaev .

Tamerlan was shot Use_firearm several times , and his brother ran him over while escaping Escaping in the stolen car ; Tamerlan died Death soon after .

Tamerlan was shot Use_firearm several times , and his brother ran him over while escaping Escaping in the stolen car ; Tamerlan died Death soon after .