By Tammy Reese HIT DRAMA SERIES RAISES THE STAKES AND EXPLORES THE POWER OF CHOICE WITH A CAN’T-MISS PREMIERE ON FRIDAY, JUNE 7 STARZ released the trailer and key art for season four of “Power Book II: Ghost,” with a suspenseful, high intensity trailer for the highly anticipated final season of the drama series. Part one of “Power Book II: Ghost” debuts on Friday, June 7, at midnight ET on the STARZ app, coinciding with the 10th Anniversary of Power’s debut on STARZ. On linea