Child In Gorilla Cage

The killing of a gorilla at the Cincinnati Zoo after a 4-year-old boy tumbled into the ape's enclosure triggered outrage and questions about safety, but zoo officials called the decision to use lethal force a tough but necessary choice.

The killing of a gorilla at the Cincinnati Zoo after a 4-year-old boy tumbled into the ape's enclosure triggered outrage and questions about safety, but zoo officials called the decision to use lethal force a tough but necessary choice.