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Former BOP Correctional Officer Indicted and Arrested for Sexual Abuse of a Ward

On May 19, 2025, a former BOP Correctional Officer previously assigned to the Federal Medical Center Carswell (FMC Carswell) in Fort Worth, Texas, was arrested following an indictment charging him with two counts of sexual abuse of a ward. Marerllis Nix was indicted in the Northern District of Texas. According to the Indictment, on or about May 1, 2021, through on or about July 4, 2021, Nix engaged in two sexual acts with an inmate who was at the time in official detention and under his custodial, supervisory, and disciplinary authority. This investigation is being conducted by the OIG’s Dallas Office.

Date Issued
Case Action
Indictment/Charge/Arrest