Was tamerlin that bought the parts for the bomb and that influenced his younger brother taking the actions. tsarnaev brothers used a type of bomb favored by terrorists. thousands of pieces of shrapnel intending to cause bloody death and disfigurement. they acknowledge that tamerlin was here too, but the defendant stopped and placed his bomb behind a row of children, pretending to be a spectator but he had murder in his heart. he stood for four minutes behind that row of children before setting off his explosives according to prosecutors. so they really focused on the death and pain and destruc...