Boston University May 18, 2022 6:55 am BU Students on Edge After 2 Disturbing Incidents Students are on edge after Boston University sent out a safety alert about two disturbing incidents as campus police work to determine whether they’re connected. 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