"Exile" was the 78th episode of The Dead Zone and the eleventh episode of the sixth season, airing on USA Network on 26 August 2007.
Summary[]
While on the road, lonely and lost, Johnny stops in a small Indiana town. There he goes to the aid of his psychic former girlfriend, Alex Sinclair. But soon he finds that he's the one who needs help when he's accused of murder. Meanwhile, Sarah moves out of Johnny's house and goes to Washington, D.C. to visit Vice President Greg Stillson at a police veterans fund-raiser. There he reveals more information that sheds light on the events leading up to Walt's death, and what he may have been hiding from everyone.