UPDATE @ 23:20:
All lanes have reopened after a semi-trailer jackknifed on I-75 northbound in Dayton Thursday evening.
The crash was cleared by crews around 11:25 p.m.
According to initial reports, a truck crashed into a central reservation.
We are trying to find out if anyone was injured and will continue to follow this story.
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FIRST REPORT:
A crash involving a tractor-trailer closed all northbound lanes of I-75 in Montgomery County Thursday evening.
According to the Ohio Department of Transportation, all lanes of I-75 North past SR-4/Keowee St were closed due to the crash as of approximately 10 p.m.
Traffic cameras show an overturned truck blocking all lanes.
We are trying to find out if anyone was injured and what happened before the crash.