3 Casualties
Consume: 1. (Your opponent places the top card of his or her dilemma pile face up beneath this mission.)  The personnel who has the fewest icons is stopped. If that personnel does not have at least four icons, he or she is killed instead.
"Twenty-two so far. Mainly radiation burns from the ship's outer areas. Could have been much worse, Captain."
12 R 3

Image Source: The Original Series: "Balance of Terror"