Mexican National Illegally Living in Arlington Sentenced to 20 Years in Prison as Part of Homeland Security Task Force Investigation for Trafficking Meth
SHERMAN, TX – A Mexican National has been sentenced to 20 years in federal prison as part of a Homeland Security Task Force investigation for trafficking methamphetamine
Mauricio Diaz-Abraham, 37, pleaded guilty to conspiracy to possess with intent to manufacture and distribute methamphetamine and was sentenced to 240 months in federal prison by U.S. District Judge Amos L. Mazzant on May 12, 2026.
According to information presented in court, beginning in 2020, Diaz-Abraham, a Mexican national who was illegally living in Arlington, was part of a methamphetamine distributing conspiracy responsible for trafficking a large amount of methamphetamine from Mexico into the Eastern District of Texas and beyond. Diaz-Abraham admitted to being personally responsible for the distribution of at least 4.5 kilograms of methamphetamine.
This case is part of the Homeland Security Task Force (HSTF) initiative established by Executive Order 14159, Protecting the American People Against Invasion. The HSTF is a whole-of-government partnership dedicated to eliminating criminal cartels, foreign gangs, transnational criminal organizations, and human smuggling and trafficking rings operating in the United States and abroad. Through historic interagency collaboration, the HSTF directs the full might of United States law enforcement towards identifying, investigating, and prosecuting the full spectrum of crimes committed by these organizations, which have long fueled violence and instability within our borders. In performing this work, the HSTF places special emphasis on investigating and prosecuting those engaged in child trafficking or other crimes involving children. The HSTF further utilizes all available tools to prosecute and remove the most violent criminal aliens from the United States.
HSTF Dallas comprises agents and officers from the Drug Enforcement Administration (DEA) Dallas Field Division, Federal Bureau of Investigation (FBI) Dallas Field Office; U.S. Department of Homeland Security, U.S. Immigration and Customs Enforcement, Homeland Security Investigations - Dallas (ICE-HSI);; Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) Dallas Field Division; Internal Revenue Service, Criminal Investigations (IRS-CD; United States Postal Service, United States Postal Inspection Service (USPIS); Transportation Security Administration, Federal Air Marshal Service (FAMS); United States Secret Service (USSS); Department of State, Bureau of Diplomatic Security (DSS); TEXOMA HIDTA; and U.S. Marshals Service (USMS) Eastern District of Texas with the prosecution being led by Eastern District of Texas Assistant U.S. Attorney Matthew T. Johnson.
