The Los Angeles Zoo is taking steps to protect chimpanzees in the wake of a fatal attack on the zoo's star attraction, a chimp born in March. The chimp was the first botn in the exhibit in 13 years and now zoo officials want to know what caused an adult male chimp to attack and kill the baby. Angie Crouch reports from the LA Zoo for the NBC4 News at 5 p.m. on June 27, 2012.
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LA Zoo Investigating Death of Baby Chimp
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