A tractor-trailer crash on Route 1 north in Saugus, Massachusetts, is causing traffic delays on Friday morning.
The Massachusetts Department of Transportation said the crash occurred shortly before 7 a.m. on Route 1 north near the Walnut Street exit.
The two left lanes are closed, and MassDOT is advising motorists to expect delays.
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There is no word yet on any injuries.
No further details were immediately released.