Overview
- A federal complaint filed Oct. 3 in the Middle District of Florida led to an arrest warrant for George Russell Isbell Jr., 69, of San Diego.
- FBI surveillance preceded an Oct. 7 traffic-stop arrest, after which Isbell allegedly acknowledged sending the letter to Johnson’s Tampa residence.
- Charging documents describe graphic language referencing the recent killing of Charlie Kirk and statements wishing violent harm to Johnson.
- Isbell is expected to face one count of mailing threatening communications, a federal offense carrying up to five years in prison if convicted.
- The multiagency probe remains active, with agents also examining alleged threatening emails sent to Louisiana Republican lawmakers in 2021 while portions of the Florida case remain sealed.