green line July 6, 2023 5:28 am Green Line extension work postponed until September The section of railway is relatively new, but already critical to people who live and work along the route. US & World Videos 1:40 Neighbor describes rescuing kids trapped by house fire in Woburn 2:01 Celtics fans gather in pouring rain to celebrate Game 4 win 3:46 WWII veterans' medals returned to family 2:01 Beware of scams targeting military community 5:23 Read This: ‘The Waltham Murders'