Maryland health officials are warning of potential measles exposure after a traveler passed through the state while infectious. The traveler was on the Amtrak Northeast Regional Train from Philadelphia to Washington, D.C., and on Baltimore/Washington International (BWI) Thurgood Marshall Airport shuttles between Jan. 7 and Jan. 8. The Maryland Department of Health recommends those who may have been exposed to check their vaccination status. Click the link in our bio to learn more. https://www.fo