WATERLOO - Police have charged a man already in custody in connection with a woman's death in December in an incident in a Waterloo convenience store parking lot.

Shean Henry Holmes, 20, of 2906 Niles St., has been charged with involuntary manslaughter and burglary in the first degree in connection with an incident resulting in the death of 18-year-old Jasmine Janese Mills.

Bond for Holmes was set at $150,000. He remains in custody in the Black Hawk County Jail where he has been held since Dec. 29 on a probation violation charge.

Waterloo police officers investigated an assault that occurred in the parking lot of the Kum & Go convenience store at 117 E. San Marnan Drive, which resulted in Mills' death.

The Iowa State Medical Examiner performed an autopsy on Jasmine Mills and determined that the cause of her death was from blunt force trauma to the head.

This incident remains under investigation. More information will be released as it becomes available.