did pentagon top brass, not ready to say russia was complicit in bashar al assad s attack. they re responsible for the planning of the attack and the attack itself. reporter: telling moscow the trump will use force and is not ruling out further military action against assad. but hoping that the russians temper their own actions. i m confident the russians will act in their own best interest and there s nothing in their best interest to say they want this situation to go out of control. ro . reporter: secretary of state rex actual erson. but vladimir putin calling it