Lanes are now open after a multiple-vehicle crash initially closed northbound lanes of Interstate 75 Thursday morning.

Several fire departments and rescue personnel responded to the crash that happened just before 4:30 a.m. involving two cars and a tractor trailer.

A total of three people were involed. No one was seriously hurt in the crash but paramedics checked out the occupants on the scene.

Troopers re-opened the lanes by 6:30 a.m. The cause of the crash is under investigation.

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