Measles outbreak, low immunization cause concern in Wash.

Washington state is experiencing an outbreak of measles, with 35 confirmed cases in a single county. The disease's flare-up is reinforcing concerns about insufficient immunization in some communities. Hari Sreenivasan talks to Dr. Anthony Fauci of the National Institutes of Health about why measles remains a serious disease and how to address misinformation within the anti-vaccination movement.