Watch a sneak peek of True Blood Season 4, Episode 11: "Soul of Fire."After losing his brother at the hands of a psychopath werewolf packmaster, Sam returns to the scene of the crime, only to find that Marcus has left the building. Alcide tries to keep the peace, but instead makes a new enemy.True Blood Season 4, Episode 11: "Soul of Fire" airs Sunday, Sept. 4 at 9 p.m. ET on HBO.?