Dozens of cars—some reports put the number as high as 100—slammed into each other during a heavy snow squall in New Hampshire this morning, forcing authorities to shutdown a stretch of I-93 just north of Ashland. Photos of the fiery wreckage were posted by witnesses to Twitter and Instagram:

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CBS News reports that some injuries were reported, though none were life-threatening. Most of the accidents happened in northbound lanes, all of which remain closed to traffic.

[Top photo via Ben Baldwin]