Massachusetts August 19, 2017 8:30 am Teen Hit by Train, in Critical Condition A teenager is in critical condition in Concord, Massachusetts after being hit by a commuter rail train while riding his bike across a railroad track walkway. US & World Videos 1:56 20-year-old killed, teen critically hurt in Northbridge double stabbing 1:02 Bruins fans hyped after Game 7 OT win over Maple Leafs 0:33 Paperwork filed to charge student accused of school shooting threats in Milton 1:50 Man found shot to death in Taunton shed 0:49 Bowling alley reopens 6 months after mass shootings in Lewiston, Maine