Zoo exhibit breaches rare but can have deadly outcomes

COLUMBUS, Ohio (AP) - A 3-year-old boy's breach of a gorilla exhibit at the Cincinnati Zoo, leading authorities to fatally shoot the gorilla to protect the child, has focused attention on zoo enclosures and security. Incidents of humans entering enclosures or animals escaping are rare, but can have tragic outcomes:

August 1986: A 5-year-old boy lifted up to a wall by his father for a better view of some gorillas falls 20 feet into a pit at a British zoo on the English Channel island of Jersey, suffering a broken arm and head injuries.

Zoo exhibit breaches rare but can have deadly outcomes