article The U.S. Department of Justice seal. (Samuel Corum/Bloomberg via Getty Images) PLANO, Texas - A Little Elm man was sentenced to 25 years in federal prison after pleading guilty to what federal prosecutors describe as a conspiracy involving drones used to drop methamphetamine and cellphones at a Texas prison. Texas prison drone drug smuggling operation What we know: 33-year-old Tyler Joseph Gatten, also known as "Chains", pleaded guilty to conspiracy to possess with intent to manufacture and distribute methamphetamine. According to the U.S. Attorney’s office for the Eastern District of Texas, U.S. District Judge Sean D. Jordan sentenced him...