UPDATE, 6:50 p.m.: All clear. Traffic moving smoothly again.
6:01 p.m.: An overturned vehicle in Bridgeport between exits 30 and 29 on I-95 northbound is causing heavy delays up to exit 34 in Stratford. The delays start around exit 28 and become worse as you get near the crash, where the left and center lanes are closed. Expect delays or try to take an alternate route for at least the next hour. The fire department, state police and EMS are on the scene.
Here are a few photos from the DOT traffic cameras: