What is now known the gunman did not pull the trigger the cops behind actually shot Brian Maulkeen.
According to Daily news, As we know the Gunman now known as Antonio Lawrence Williams was tussling with Brian Maulkeen was not the alleged shooter. Brian was struggling on the ground with antonio when he saw him reaching for the gun. Brian then let off 5 shots which was a prompt for the cops behind him to open fire. Two Bullets actually hit Brian from the shots fired by the cops.