2 semis jackknife on freeway in Weber County

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WEBER COUNTY, Utah -- Northbound Interstate 15 has been shut down for several hours near Marriott-Slaterville due to two jackknifed semis.

There were two victims involved with minor injuries, according to tweets from the Department of Public Safety. Only one semi was hauling a load and it was carrying cardboard.

It's unknown at this time what caused the semis to jack-knife. Officials say the freeway could closed between four to six hours.

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