Dallas postal worker pleads guilty to stealing stimulus checks "Darius Williams, an employee of the U.S. Postal Service, started stealing mail – which included stimulus checks from the U.S. Department of the Treasury – in March 2021 and continued to do so through May 2021, the documents stated. Williams worked out of the Oak Lawn Post Office in Dallas and stole the checks from not only his route, but other routes as well, the court documents said."