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He was Hitler's favourite Nazi commando, famously rescuing Mussolini from an Italian hilltop fortress, and was known as "the most dangerous man in Europe".
Decorated S.S. killer Otto Skorzeny later joined Israel's Mossad as a hitman
Allegations say Skorzeny assassinated rocket scientist Heinz Krug in 1962
Krug worked on Nazi V1 and V2 programmes but vanished from his office
Claimed to be Israeli plot to intimidate German scientists working for Egypt
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