“Power Book IV: Force,” the long-awaited “Power” spinoff centered around Tommy Egan, is finally hitting Starz. Joseph Sikora, who played the fan-favorite on the original “Power” series, discusses leading the new series as well as his role as Frank Cosgrove Jr. on the final season of “Ozark.” “Power Book IV: Force” premieres Sunday, Feb. 6 on Starz. (Feb. 4)