Sir Nicholas Winton

Stephen Sackur talks to a man with a remarkable story which has earned him accolades and admiration around the world. Sir Nicholas Winton is now 105 years old. When he was just 29 he helped rescue more than 600 mostly Jewish children from Nazi persecution in Czechoslovakia. He hates being labelled a hero but Sir Nicholas Winton is living proof that individuals can make an extraordinary difference. What motivated him?