Holocaust Escape Tunnel Preview 2

Preview: Season 44 Episode 7 | 30s

At ground zero for the final solution, scientists uncover a story of hope and bravery.

Aired: 03/26/17

Rating: NR

The full episode is no longer available for online streaming. Why?

Please continue to enjoy extra(s) from this episode. The full episode is still available for purchase through the "Buy Now" links.

Problems Playing Video?

National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting and PBS viewers.