A women was found unresponsive in a vehicle in a parking lot at 10:30 p.m., Wednesday and later pronounced dead, accounting to Batavia PD.
An autopsy is expected today to determine the cause of death and an investigation is ongoing.
Mercy medics and city firefighters responded to 427 E. Main St. on the initial call.
The 24-year-old woman was transported to UMMC were she was pronounced dead.
Police expect to release more information today.
The woman's name has not been released pending family notification.