Chopper One

Season 1, Episode 6: The Drop

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When the daughter of a doctor is kidnapped. The kidnappers then call her father to tell him of their demands. And it seems he wants the police to make the ransom drop using a chopper so Don and Gil are told of this. The father only wants her daughter back, so Don makes a suggestion that he parachute out of the chopper after Gil makes the drop. So they do it.