you have to use helicopters or they will just out they can't do it middle air. in EP 15 part 2 they should call HQ and they need pick up hostage. then you tell them they have to secure location for pick up! so the black hawk. so they intelligence can get more inform on what going on island. plus every rescue they rewards. like ammo drops or airstrike or vehicle drop. a friend gave this idea with the lock vehicles. if they can to get in a lock a vehicles. they are picking the lock. Is they should have 50% chance of unlock them fail. is alarm go off. and does the chance work all you to do flip a coin. head open. tail the alarm goes off.