Wildlife Services, a department within USDA, kills millions of animals each year – from hawks near airports to red-winged blackbirds near grain, and especially, it seems, coyotes, eagles and wolves. This short film from Predator Defense looks into the dark heart of this killing agency through the testimony of two of its former killers. Read more about this agency at the Sacramento Bee in this series by Pulitzer prize-winning journalist, Tom Knudson