A crash in New Hampshire closed down a part of Route 16 on Thursday morning, according to state police.
The wreck, which was reported just before 7:30 a.m., was at Exit 18 in Milton.
State troopers have urged drivers to find an alternate route.
No additional details were provided.
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Milton is a town of under 5,000 people right on the border of Maine, in Strafford County.