Question: Who portrayed this American former drug trafficker whose potent form of heroin became reference to Jay-Z's "Blue Magic?"
Sentence (from "George Jung"): George Jacob Jung (born August 6, 1942), nicknamed Boston George and El Americano, is a former drug trafficker and smuggler who was a major player in the cocaine trade in the United States in the 1970s and early 1980s.
Relevant evidence: No