Over 100 passengers escorted through Boston subway tunnel after 3 trains got stuck
More than 100 passengers had to be escorted on foot through a Boston subway tunnel on Thursday night when three trains became stuck because of a si...

More than 100 passengers had to be escorted on foot through a Boston subway tunnel on Thursday night when three trains became stuck because of a signal problem, officials said.The Massachusetts Bay Transportation Authority suspended Green Line service between Kenmore and Government Center stations because of a problem at the signal and track switch just west of Copley Station, an agency spokesperson said in an email Friday."Green Line experiencing delays of about 15 minutes due to signal problem at Copley Junction," the transit agency tweeted at about 9 p.