Boston December 12, 2017 5:55 pm Sandy Hook Group Releases School Shooting PSA Thursday marks the fifth anniversary of the deadly shooting at Sandy Hook Elementary School. A nonprofit group is putting out a PSA that aims to prevent such tragedies from happening in the future. US & World Videos 2:11 Pro-Palestinian protests continue at local colleges 2:03 Man shot by police in Raynham pointed gun at officers, bodycam footage shows 2:10 Celtics crush Heat in Game 5 to advance in NBA playoffs 3:51 Lawrence fire officials say illegal apartments are a safety concern 0:24 Police arrest man in Dorchester shooting that injured 5, including 2 kids