CASS COUNTY, Mich. -- Two people injured in motorcycle collision with deer Friday night.

Cass County Officers investigated a personal injury crash near the intersection of Reynolds Road and Wells Street Friday evening.

At approximately 11:00 p.m. officers were notified of a crash that occurred after a dirt bike had struck a deer.

According to officials, two subjects were dropped off at Borgess Lee Memorial by a witness to the crash.

Police say the driver of the dirt bike, 29-year-old Antionette Marie Anson, sustained serious injuries.

The passenger, 36-year-old Jason Lee Heller also sustained injuries.

Police say helmets were not used and alcohol is not believed to be a factor.

The case is still under investigation.

Pokagon Tribal Police Department assisted Cass County Deputies.