January 20, 2019 12:26 pm After Storm, Region Bracing for Flooding, Flash Freeze After the first major snowstorm in Southern New England, Massachusetts grapples with falling temperatures and the potential for a damaging flash freeze later Sunday. US & World Videos 3:05 100 protesters detained at Northeastern University 2:39 Community mourns police sergeant killed on duty 2:50 Community mourns Billerica police sergeant killed on duty 4:32 Anti-war protester at Northeastern speaks amid arrests: ‘We are peaceful students' 10:42 Multiple people arrested as police clear campus encampments