A Mexican national living illegally in Arlington has been sentenced to 20 years in federal prison for his involvement in a methamphetamine trafficking conspiracy, according to U.S. Attorney Jay R. Combs.
Mauricio Diaz-Abraham, 37, pleaded guilty to conspiracy to possess with the intent to manufacture and distribute methamphetamine. On May 12, 2026, United States District Judge Amos L. Mazzant sentenced him to 240 months in federal prison. According to court filings, Diaz-Abraham was part of a conspiracy that trafficked substantial amounts of methamphetamine from Mexico into the Eastern District of Texas and elsewhere, confessing to distributing at least 4.5 kilograms of the narcotic.
The Homeland Security Task Force (HSTF) formed this case under Executive Order 14159: Protecting the American People Against Invasion. The HSTF is a comprehensive government partnership dedicated to dismantling criminal cartels, international gangs, transnational criminal organizations, and human smuggling and trafficking rings operating in the United States and around the world. The task force focuses on prosecuting child traffickers and removing violent criminal aliens from the United States.
HSTF Dallas is made up of agents and officers from many agencies, including the FBI Dallas Field Office, U.S. Immigration and Customs Enforcement, Homeland Security Investigations – Dallas, and the DEA Dallas Field Division, among others. Matthew T. Johnson, Assistant United States Attorney for the Eastern District of Texas, headed the prosecution.
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