JACKSONVILLE, Fla. \u2014 The Jacksonville Sheriff\u2019s Office announced the death of a male inmate after he was found unresponsive in his cell on Wednesday morning.<\/p>\n
According to JSO, members of the Cold Case Unit were made aware and responded to the Pre-Trial Detention Facility in reference to an inmate\u2019s death.<\/p>\n
>>> STREAM ACTION NEWS JAX LIVE <<<<\/a><\/p>\n Based on the investigation, it has been revealed that during the mid-morning rounds, a correctional officer found 46-year-old Joseph Tierney unresponsive in his cell. Medical assistance was called, and life-saving measures, including an AED and CPR, were used until Jacksonville Fire and Rescue arrived.<\/p>\n JSO says Mr. Tierney was transported to a local medical facility for treatment, but was pronounced dead upon arrival.<\/p>\n Mr. Tierney has been in JSO custody since November 3. JSO also says that due to an ongoing medical condition, he was under the care of medical professionals; he had not been cooperating with treatment.<\/p>\n According to the Medical Examiner, the autopsy revealed that Tierney had an object obstructing his airway. His death has been classified as a suicide.<\/p>\n [DOWNLOAD: Free Action News Jax app for alerts as news breaks<\/a>]<\/p>\n