A Massachusetts Bay Transportation Authority Orange Line train caught fire in Somerville, Massachusetts, prompting over 200 passengers to evacuate. RELATED: NYPD officer on horseback chases robbery suspect in Times Square https://bit.ly/3olz2EH » Subscribe to USA TODAY: http://bit.ly/1xa3XAh » Watch more on this and other topics from USA TODAY: https://bit.ly/3B8WlsM » USA TODAY delivers current local and national news, sports, entertainment, finance, technology, and more through award-winning journalism, photos, videos and VR. #Boston #train #fire