What is the birthdate of this American politician, poet, and long time Congressman from Minnesota, whose campaign manager was Blair Clark?
Blair Clark: Ledyard Blair Clark (August 22, 1917 – June 6, 2000) was an American liberal journalist and political activist who played key roles both as a journalist and a political operator. Blair Clark:  He was general manager and vice president of CBS News from 1961 to 1964, and later became editor of "The Nation" magazine. Eugene McCarthy: Eugene Joseph McCarthy (March 29, 1916December 10, 2005) was an American politician, poet, and a long-time Congressman from Minnesota.
March 29,