First broadcast: on BBC News EuropeLatest broadcast: on BBC News Africa
Jane Corbin visits the United States' nuclear weapons development facility and Scotland, where she reveals the strategy behind Britain's nuclear deterrent. Show more
First broadcast: on BBC News Asia PacificLatest broadcast: on BBC News Africa
With the Doomsday Clock the closest it's ever been to midnight, Jane Corbin visits the United States' nuclear weapons development facility and the historic home of Oppenheimer's Manhattan Project. Show more
