Tucked into a rural section of Louisiana, a few miles from Lafayette, an unexpected compound springs from the landscape. It is the nation's largest primate testing lab. The New Iberia Research Center, part of the University of Louisiana, houses more than 6,000 primates and one of the largest captive populations of chimpanzees in the world.
"Nightline" obtained the results of a nine-month undercover investigation by the Humane Society of the United States. A Humane Society investigator took a...Full Story