Dude, your getting slow in your old age…nowhere near the top….
According to the FBI and CIA Hitler was alive in at least 1956, got off a sub with 2 women in South America
the other is from the FBI FOIA reading room,
I believe the highlighted portion was from part 3
https://www.fbi.gov/@@search?SearchableText=hitler&pageSize=20&page=1&sort_on=&sort_order=descending&after=&searchSite=vault.fbi.gov