Sumner Tunnel July 11, 2023 11:30 am Sumner tunnel shutdown brings bumper-to-bumper traffic Tuesday Tuesday’s morning rush hour was the worst of the Sumner Tunnel shutdown so far. Here’s what it was like. US & World Videos 4:09 Budgets, staffing, and social media can all impact violence in schools, administrators say 2:35 Sumner Tunnel closed for weekend 2:16 Bruins fans disheartened by season-ending loss 1:04 Police investigate killings of 2 swans in Westford 3:22 Ethan Hawke at Coolidge Corner Theatre for ‘Wildcat' screening