S28 Ep16: The Vaccine War

Aired: 3/23/2015 | 0:53:41 | Clip
Amid a new outbreak of measles, health officials are again urging parents to immunize their children and reassuring them that there is no link between vaccines and disorders like autism. But the war over vaccines rages on, pitting the scientific establishment against a populist coalition of parents, celebrities, and activists.