A Sebastian County inmate was left in a court building holding cell overnight last month instead of being returned right away to the jail, according to a Sheriff's Office news release.
A court bailiff found the inmate in a secure cell the next morning at the Sebastian County Courts Building, the release states.
The inmate, whose name was not immediately released, is in jail on felony drug charges and a charge of endangerment of a minor, according to the release.
The inmate was at the courts building for a hearing on Feb. 27. After her court appearance, she was placed in a cell at the courts building and spent the night there, the release states.
The bailiff discovered her in the cell at 6:20 a.m. the next day, the release states.
After the inmate was brought back to the detention center, medical personnel examined her and found no medical issues, according to the release.
An internal investigation is underway into the incident, according to the Sheriff's Office.