Witness History

BBC NEWS

Saturday 9 January 2021  20:30 - 21:00 (30 mins)
A look back at some of Witness History's most memorable recent stories, including the man who invented the polio vaccine and how Hiroshima's trees became a symbol of survival.

Witness History may be available on playback
Witness History (BBC NEWS) Saturday 9 January 2021 20:30 - 21:00