All they saw was people with guns, and possibly their lives flashing before their eyes.
Something in my mind would have shouted Aurora
, and I'd have gone to condition red. Even if I hadn't shot, I'd be very, very unhappy, and I've had taken steps to ensure that everyone involved lost their employment and were subject to some sort of charges.
So, is it true about the surprise ending, that Tony Stark is really the Red Skull's son?