commute July 27, 2018 6:11 am Commonwealth Avenue Bridge Construction Well Underway A number of construction crews are on site at the west side of the Commonwealth Avenue Bridge, causing delays and detours in the area. US & World Videos 1:33 Man killed in Leominster stabbing 2:20 Karen Read trial | What did investigators find in the snow? 4:15 Karen Read trial | Breaking down evidence testimony in court Wednesday 1:29 Sumner Tunnel in Boston to close for one month 2:17 Police testimony continues in Karen Read murder trial