Overview

• ICE detained Chávez Jr. in Los Angeles on July 2 for immigration violations tied to an expired B2 visa, and DHS publicly flagged alleged cartel links before his removal.
• He was delivered to Mexican authorities late Aug. 19 at the Dennis DeConcini/Nogales crossing and transferred under guard to the Cefereso No. 11 maximum‑security prison in Hermosillo.
• Prosecutors accuse him of organized crime with the purpose of trafficking and fabricating weapons, ammunition and explosives, citing ties to Los Chapitos; the probe began from U.S. leads in 2019 and yielded a 2023 arrest warrant after wiretaps and Arizona seizures.
• Judge Enrique Hernández Miranda imposed preventive detention as the defense obtained an extension of the constitutional term, with the vinculación a proceso hearing set for Saturday.
• Judicial records cited in media describe him as an “ajustador de cuentas” for Los Chapitos, while WBC president Mauricio Sulaimán said Julio César Chávez Sr. is devastated as the family maintains confidence in his innocence.