How a devastating air raid on the Italian port of Bari during WW2 led to the deadly release of mustard gas. Winston Churchill ordered the incident to be kept secret for years. Show more
Discover 11,128,835 listings and 279,695 playable programmes from the BBC
How a devastating air raid on the Italian port of Bari during WW2 led to the deadly release of mustard gas. Winston Churchill ordered the incident to be kept secret for years. Show more
The BBC's international radio station
