A crash that involved a tractor-trailer caused heavy traffic on a NJ highway this afternoon.
It happened in the eastbound lanes of I-24 near mile marker 9.4 in Summit where two trucks crashed into a car causing one of the trucks to jackknife according to police.
Union County Hazmat Crews were called onto the highway for a possible spill from one of the trucks, but there were no severe injuries immediately reported.
The crash caused heavy traffic in the eastbound lanes.
The cause of the crash remains under investigation.