A chase involving security elements caused a temporary mobilization and traffic suspension at the International Bridge Number 2 in Piedras Negras, Coahuila, on Wednesday afternoon. ^[1] Omar García Harfuch, Mexico's Secretary of Security and Citizen Protection, confirmed on 2026-05-21 that Govén Ulisses 'N', alias 'El Amarillo' or 'El Gobén', was detained in Lomas de Angelópolis, Puebla. ^[2] Agents of the Criminal Investigation Agency (AIC) were pursuing a man on foot who appeared to be trying to reach US territory. ^[3] The detained man was initially secured by US authorities and subsequently handed over to AIC agents to continue the procedure in Mexican territory. ^[4] US Customs and Border Protection (CBP) agents intervened at the guardrail zone to prevent the individual from advancing into US territory. ^[5] Authorities identified Govén Ulisses 'N' as a priority target and a suspected leader of a criminal cell linked to the 'Los Rusos' organization, which is primarily based in Acapulco, Guerrero. ^[6] Omar García Harfuch stated that the detainee is considered one of the main generators of violence for the organization and is linked to crimes including extortion, kidnapping, illegal deprivation of liberty, homicide, drug trafficking, and drug distribution. ^[7] The arrest was the result of a joint operation conducted by the Criminal Investigation Agency (AIC), the Special Prosecutor's Office for Organized Crime (FEMDO), the Federal Police (FEP), and the Navy (SEMAR), supported by the National Intelligence Center (CNI). ^[8]