A federal grand jury in the Southern District of Florida has indicted Brian Charles, 58, on a charge of mailing threatening communications, the Tampa Free Press reports. Federal prosecutors say he is the man behind a string of matching envelopes that landed in mailboxes across South Florida in July 2026.

Each envelope carried a message full of antisemitic hate, explicit threats of violence and a graphic image meant to terrorize, the Tampa Free Press reports. The targets were not random. The letters were addressed to leaders at the Holocaust Memorial Miami Beach, the American Jewish Committee's Palm Beach office and the American Israel Public Affairs Committee. Two were addressed directly to prominent figures under round-the-clock U.S. Secret Service protection.

Charles had been staying in the Charlotte, North Carolina area, according to the report. The FBI's Miami Field Office and the Secret Service worked together to find him. He was arrested in North Carolina and brought before a magistrate judge there. Federal marshals then escorted him south to a Miami courtroom, where a judge ordered him held without bond.

Acting U.S. Attorney Yara Lorenzo Klukas and FBI Special Agent in Charge Brett Skiles announced the unsealed indictment, the Tampa Free Press reports. Assistant U.S. Attorney Edward N. Stamm is leading the prosecution. Charles remains behind bars awaiting trial and faces up to five years in federal prison if convicted.

Here is what it means. Jewish leaders in Florida received threats in the mail, and within months federal agents tracked the suspect across state lines and put him in custody. The case shows the FBI, the Secret Service and federal prosecutors treating threats against Jewish institutions as serious crimes.