(KMOV.com) -- Authorities have identified the 24-year-old inmate who was found unresponsive in the Jefferson County Sheriff's Office Jail Monday morning.
Sheriff Glen Boyer reports, around 3:30 a.m., corrections officers were advised by inmates that another inmate had become unresponsive. The officers quickly administered life-saving treatment. An emergency crew responded to the scene, but was unable to revive the man. He was pronounced dead a short time later.
The victim has been identified as Bradley Kingery, from St. Louis.
Kingery's death is currently under investigation.