Gore Vidal’s Greatest Feuds: Norman Mailer, Truman Capote and MoreElegant and AcerbicFrom taking a Norman Mailer punch to accusing his country, there were few people or subjects that Gore Vidal wouldn’t take on.Henry KrempelsUpdated Jul. 13, 2017 9:54PM ET / Published Aug. 01, 2012 6:59AM ET AP Photo (3) ; Corbis (2)