Cahill said 56 shell casings from a 9mm, semi-automatic Ruger handgun were found at the scene of a battle Tsarnaev and his brother, Tamerlan, had with police on April 19, 2013. Cahill said the same gun was used to kill MIT police Officer Sean Collier hours earlier. More Here.
Expert Says Tsarnaevs Fired 56 Rounds at Police in Watertown Gun Battle
Cahill said 56 shell casings from a 9mm, semi-automatic Ruger handgun were found at the scene of a battle Tsarnaev and his brother, Tamerlan, had with police on April 19, 2013. Cahill said the same gun was used to kill MIT police Officer Sean Collier hours earlier. More Here.