Md. man played special role in creation of measles vaccine

In the wake of a measles outbreak, many are talking about the use of vaccines to combat the virus. _______________ Stay up to date with our social media: WJLA on Facebook: WJLA on Twitter: Subscribe to WJLA on YouTube: Daily News Playlist: For more information, visit Have a news tip? Send it directly to us: Email us: newsdesk@ Call the Newsroom: WJLA is the local ABC affiliate for the greater Washington DC area. From our studios in Arlington, VA ABC7 covers national and local news, sports, and weather. #WJLA #abc7news #DCNews