Gwen Ifill talks with historian and author Stephen Ambrose and World War II pilot and former Senator George McGovern about Ambrose's new book, The Wild Blue: The Men and Boys Who Flew the B24's over Germany.
Gwen Ifill talks with historian and author Stephen Ambrose and World War II pilot and former Senator George McGovern about Ambrose's new book, The Wild Blue: The Men and Boys Who Flew the B24's over Germany.