But it was no ordinary aircraft. The helicopter ... To offer some peace of mind, the CIA had Air America keep a turbine transport helicopter, the Sikorsky S-58T "Twin Pack," handy for evacuations.

This article is the second in a two-part series on “Operation Whale Tail,” the CIA’s ambitious project to reformat a U-2 ...

This article is the first in a two-part series on “Operation Whale Tail,” the CIA’s ambitious project to reformat a U-2 Dragon Lady spy plane for ... According to Air & Space Forces Magazine ...