A boat rollover closed the left lanes of Interstate 91 north and south Wednesday morning.
It happened in North Haven near exit 10, according to state police.
Troopers said the Department of Energy and Environmental Protection responded because there was a fuel leak on the median of the highway.
They said they're working to safely open the lanes of the highway as soon as possible.
State police also urged drivers to slow down and move over while crews work the clear the scene.
No one was hurt.
There's no word on what caused the rollover.
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