June 26, 2014 - Howard H. Baker Jr., a key senator during the Watergate investigation and a former U.S. ambassador to Japan, has died. He was 88. PICTURED: May 5, 1979 - Senator HOWARD BAKER (Rep. Tenn) faced a firing line format with WIlliam F. Buckley today at the Annual Convention of the American Society of Newspaper Editors at the New York Hilton Hotel. (Credit Image: © Keystone Pictures USA/ZUMAPRESS.com)