There were delays on Interstate 95 South in East Lyme after a crash involved a tanker truck Thursday morning.
The crash was between exits 74 and 73 and the highway was congested between exits 80 and 74.
No additional information was immediately available.
Sign up for our Breaking newsletter to get the most urgent news stories in your inbox.
Get top local stories in Connecticut delivered to you every morning. >Sign up for NBC Connecticut's News Headlines newsletter.