Tamerlan Tsarnaev carjacked a minivan.
 Once in Dagestan, Tsarnaev is said to have met on several occasions with Makhmud Mansur Nidal, a 19-year-old Dagestani-Palestinian man
 It was reported on April 23, 2013, that local authorities believed Tsarnaev may have been responsible for the triple homicide, and they and the FBI were investigating the possibility

