UPSHUR COUNTY — An Upshur County inmate, jailed on two counts of sexual assault of a child, died suddenly on Thursday. According to our news partner KETK, Omega Lynn McCellon, 65, felt ill in his cell and suddenly became unresponsive. An Upshur County deputy, who was a certified EMT, provided immediate assistance until medics arrived. McCellon was transported to Good Shepherd Hospital in Longview where he was later pronounced dead. An autopsy has been ordered. The Texas Rangers are investigating the incident.