With Tommy Egan’s Chicago era drawing to a close, bloodshed is guaranteed: “People need to die on Force for the Power world to keep expanding.” Photo: Starz As of Friday’s season-three premiere of Power Book IV: Force , Joseph Sikora has been playing volatile drug kingpin Tommy Egan in the Power universe for 12 years. With the final season of Force , he’s wrapping up Tommy’s Chicago era. “I gotta tell you, it’s a mixed bag,” Sikora says, explaining that he’s sad to say good-bye to Chicago but