'I know what I did in wars was not always right': Legendary photographer Sir Don McCullin says he's been 'poisoned' by conflict and can't sleep at night because the images he captured 'always come back with extreme clarity' | Daily Mail Online

The photographer, 88, became a household name in the 1960s with his coverage of the Vietnam War. He also documented conflicts in Cyprus, Biafra, Iraq, Cambodia and Lebanon.