This episode of What Happened is all about Robert Durst, the real estate empire heir…..the disappearance of his wife, Kathie in the 80’s, his best friend, Susan Berman’s murder, his next door neighbour, Morris Black’s murder and Robert’s involvement in all of it…….from the domestic violence with Kathie, to the dismemberment of Morris and the insane trial verdict….to Robert’s statements on the hot mic, at a taping for ‘The Jinx’, of: “What the hell did I do? Killed them all, of course.” This case will shock you over and over again.