Action movie superstar Donnie Yen proves once again why he is one of the best in the business in the gripping new trailer for this years thriller, The Prosecutor. While we await the Star Wars and Ip Man actors return as the blind assassin Caine in the upcoming John Wick spin-off, we can sit back and enjoy Yen as the titular prosecutor, who must find justice using his particular set of skills after uncovering a conspiracy.