Wendell Pierce (photo by Daniel Hambury) and B.B. King (photo courtesy of artist’s website) It must be three o’clock, because Wendell Pierce has the blues. The actor has announced he’ll be playing the late, great B.B. King in a new biopic about the legendary musician. Pierce is known for his roles as Detective Bunk Moreland in The Wire and, more recently, James Greer in Amazon’s Jack Ryan. He announced his casting as King himself, tweeting, “We are official. Preparation has begun on a film where I will be honored to play the great, BB King. Humbled.” In a separate tweet, he added, “I promised BB King before he died, I will honor him and his creative genius. An American Icon.” The project is entitled The Thrill Is On, playing off the name of King’s beloved cover of Roy Hawkins’ “The T...