Michael K. Williams' heroin dealer pleads guilty to fatal dose.

The dealer who sold fentanyl-laced heroin to actor Michael K. Williams, resulting in his fatal overdose in 2021, has pleaded guilty to multiple drug charges, including conspiracy to distribute heroin, fentanyl, and fentanyl analogue. Irvin Cartagena, also known as "Green Eyes," admitted that some of the drugs he sold resulted in Williams' death. Cartagena was a member of a drug trafficking organization that operated in Brooklyn, New York. He faces a sentence of five to 40 years in prison. Three other men were also arrested in connection to Williams' death.