Dr. Orin Levine: Vaccinations are a collective responsibility
Despite the measles outbreak, more and more parents are choosing not to vaccinate their children. The director of vaccine delivery at the Bill and Melinda Gates Foundation, Dr. Orin Levine, tells CBSN vaccinating your children is a collective responsibility. Dr. Levine joins David Begnaud on CBSN to talk about his latest opinion piece on CBSNews.com.
