Rochus Misch, who served as Adolf Hitler's bodyguard, spoke to ITV News in 1985 about the Nazi leader's last moments.
Misch said he was about to get something to eat inside Hitler's bunker when he heard a shot fired:
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"Our ability to pre-empt or respond to threats will be eroded if we don't keep up with our adversaries."
"You are one of the silence breakers and we all owe you a debt of gratitude."
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