Kimberly Phillips, who was identified by the medical examiner’s office, was under medical observation while at the Tarrant County Jail, according to the release. She was taken to John Peter Smith Hospital on Feb. 15 and died three days later “under the direct care of the medical staff,” the release states.

According to the Sheriff's Office, the person was arrested by the Grand Prairie Police Department on Jan. 24 for outstanding felony warrants and was transported to the Tarrant County Jail the next day. The person was placed in medical housing under 24-hour observation and care, the sheriff said.

The Tarrant County sheriff’s office has announced the second in-custody death for 2025. A 56-year-old inmate died Tuesday while under medical care at John Peter Smith Hospital, according to a Thursday news release. The cause of death is not immediately clear.