Michigan State Police are investigating after finding a variety of drugs inside a car in Roscommon County.
Troopers pulled a Marine City driver over for speeding while driving northbound on I-75 in Richfield Township on Friday.
They said they could smell marijuana inside the vehicle.
They searched the vehicle and found marijuana, along with what they believe to be hallucinogenic mushrooms and suspected prescription pills.
The driver was arrested for having marijuana, while the mushrooms and pills were sent to the MSP crime lab for testing.