Overview

• Police detained Marvin Didier Barrientos Flores, 27, in Magdalena Contreras after he was located near his residence following his absence at the Sept. 23 night roll call.
• The capital’s police chief announced the arrest, crediting investigative units from the penitentiary system, proximity police and the SSC intelligence subsecretariat.
• Custodial staff and the prison director were presented to the Ministerio Público as part of ongoing administrative and judicial inquiries.
• Authorities are reviewing interior and exterior CCTV to reconstruct the route of escape and identify omissions in supervision and control, with possible sanctions and referrals to judicial authorities.
• Some outlets reported he scaled a six‑metre wall using parkour and linked him to an internal group called Los Duques, claims that officials have not confirmed; the prison has documented overcrowding and governance deficiencies per a 2024 CNDH evaluation.