Humanoid Found in Antarctica

Britain had more than a strong suspicion that the Germans had built a secret base and had spirited many of the unaccounted Nazis away from the turmoil in Europe.
Still, more and more revelations were forthcoming. The summer before, we were told, the original scientists and commandos had found an "ancient tunnel". Under orders, the force went through the tunnel but only two returned before the Antarctic winter set in. During the winter months, the two survivors made absurd claims over the radio about "Polar Men, ancient tunnels and Nazis"