Mexican President Claudia Sheinbaum is expected to use a visit by U.S. Homeland Security Secretary Markwayne Mullin to broaden security cooperation between the two countries, according to reporting from multiple outlets. The discussions focus on cross-border concerns including drug trafficking and the deaths of migrants. The U.S. and Mexico are set to address shared challenges tied to irregular migration flows and illicit drug movements, which both governments have repeatedly identified as major factors driving instability and risk along migration and trafficking routes. The visit is presented as an opportunity to coordinate policies and operational efforts across the border, with attention to how agencies in both countries handle enforcement, prevention, and related security matters. The coverage characterizes Sheinbaum’s aim as strengthening collaboration with the United States on homeland and border security, while also highlighting that migrant fatalities remain a central topic for bilateral engagement. Overall, the meetings underscore ongoing efforts by both governments to align approaches to security and migration-related concerns.