California expands its quarantine as U.S. deals with worst measles outbreak since 2000

State and local officials are taking strong steps in response to the largest U.S. measles outbreak since 2000. In California, staff and students at UCLA and California State-Los Angeles were required to stay home after an outbreak there. Dr. Anthony S. Fauci, director of the National Institute of Allergy and Infectious Diseases, joins Judy Woodruff to discuss how to achieve measles immunity. Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: Facebook: http://www.pbs.org/newshour Twitter: http://www.twitter.com/newshour Instagram: http://www.instagram.com/newshour Snapchat: @pbsnews Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe