HUDSON -- A 46-year-old inmate died at the St. Croix County Jail on Sunday, July 25, according to a news release from the St. Croix County Sheriff's Office.
Danyiel C. Mager, of New Richmond, died after lifesaving efforts were unsuccessful.
Lakeview Ambulance was called at 11:42 a.m. Sunday for an unresponsive inmate. According to the release, deputies found Mager lying in her bunk and she was not breathing. Both deputies and medics unsuccessfully performed lifesaving measures.
An examination at the Ramsey County Medical Examiner's Office found no evidence of internal or external traumatic injuries. The cause and manner of death are pending the toxicology results.
Mager had been booked in the jail in the early morning hours of July 24 after being arrested for outstanding warrants, according to the release.
The incident is under investigation by the Pierce County Sheriff's Office and the Pierce County Medical Examiners.