The Madison County Sheriff’s Office is investigating the death of an inmate while at the county jail. John Mitchell Rigdon, 68, was found unresponsive in his medical cell at about 4:30 a.m. Monday. Sheriff’s detention officers and medical staff began life-saving measures.

A death investigation is underway after a Madison County inmate was found unresponsive in his cell less than 12 hours after his arrest.

A 50-year-old male inmate at the Bexar County jail died after attempting to commit suicide Saturday. His death marks the second inmate fatality this year, following 13 jail deaths last year. A deputy making face-to-face observation checks found Robert Dale Stephens attempting to commit suicide on Saturday at 2:02 p.