Andrew Lau (the Infernal Affairs trilogy) and Andrew Loo co-direct this crime thriller executive produced by Martin Scorsese, and starring Ray Liotta as a New York City detective conducting a murder investigation involving the city's notorious Green Dragons gang. Harry Shum, Jr. (Glee) and Justin Shon co-star. Inspired by the New Yorker article of the same name by journalist Frederic Dannen.
