Tractor-trailer overturns, caused traffic back-ups on Interstate 79

CANONSBURG, Pa, — Traffic was snarled on Interstate 79 near the Canonsburg exit after a crash involving a tractor-trailer Wednesday morning.

Investigators said a tractor-trailer crashed and overturned around 6 a.m. in the southbound lanes of I-79 between Southpointe and Canonsburg.

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Police haven’t released details on what caused the crash or if anyone was injured.