Actor Michael K. Williams — best known for bringing to life the character of Omar Little on HBO’s acclaimed series “The Wire” — has died. He was 54 years old. Williams was found unresponsive in his Brooklyn apartment Monday afternoon. His death is being investigated as a potential drug overdose. In a 2017 interview with The New York Times, Williams opened up about his struggles with substance use. He said, “Addiction doesn’t go away. It’s an everyday struggle for me, but I’m fighting.”