Tom Brokaw served as the anchor and managing editor of NBC Nightly News from 1982 until 2004. Virginia Sherwood/NBC hide caption

itoggle caption Virginia Sherwood/NBC

Tom Brokaw tells Fresh Air that he has nothing more to say about the Brian Williams controversy. Charles Sykes/Charles Sykes/Invision/AP hide caption

itoggle caption Charles Sykes/Charles Sykes/Invision/AP

Tom Brokaw, seen here at an event in Silver Spring, Md., last year, was diagnosed with a form of cancer last August. Kris Connor/Getty Images hide caption

itoggle caption Kris Connor/Getty Images