MIDDLETOWN, Ohio (WDTN) – A semi truck trailer caught fire in Middletown on Thursday  morning, shutting down an exit on I-75 north.

The State Highway Patrol says Exit 32 at State Route 122 was blocked as fire crews worked to put out the flames.

It began just before 3 a.m. on Thursday when a trailer of a semi caught fire.

The cause of the fire is unknown. No one was injured.

We’ll keep you updated on when the ramp on I-75 reopens.