A Los Angeles jury convicted Robert Durst on Friday of murdering his best friend 20 years ago in a case that took on new life after the New York real estate heir participated in a documentary that connected him to the slaying linked to his wife's 1982 disappearance. Durst, 78, was convicted of the first-degree murder of Susan Berman, who was shot at point-blank range in the back of the head in her Los Angeles home in December 2000 as she was prepared to tell police how she helped cover up his wife's killing. Berman, the daughter of a Las...