Environmental Working Group Executive Director Richard Wiles tells Betsy about digging up the all-too-convenient fact that a contractor hired by the National Institute of Health to judge the risk of toxic chemicals was simultaneously moonlighting for the chemical industry itself. Fortunately, even the current Fed leadership decided that the other foot had to drop on this one: "Some of the principals in this company have a long history of working as expert witnesses for corporate polluters." LISTEN (12 min)