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Stories of near misses. An eight-year-old boy taking part in a karting race clips the wheel of a rival, sending his own kart somersaulting through the air.
Stories of near misses. A group of friends are hiking the Lake District when one falls 650 feet. A doctor and a paramedic operate on the mountainside in a bid to save his life.
Two divers documenting a wreck in the Thames find more than they bargained for and call in the Royal Navy bomb team.