Overview

• Federal agents identified the detainee as José Luis Sánchez Valencia, known as El Chalamán, a reported CJNG operator and relative of leader Nemesio Oseguera Cervantes.
• The operation was guided by shared intelligence in the Colima–Villa de Álvarez conurbation, where agents located the suspect near Avenida Benito Juárez.
• The Navy carried out the arrest with support from the Security Ministry, Defense, National Guard, the Attorney General’s Office, the National Intelligence Center, and investigative agents.
• Authorities verified his identity and executed a provisional arrest warrant connected to a U.S. request for extradition.
• U.S. filings describe suspected narcotrafficking plus conspiracy to distribute controlled substances and chemical precursors.