Radio Anniversary Robert and Linda note that on this day 80 years ago, the election victory of Warren Harding was announced on radio station KDKA in Pittsburgh. It's a moment recognized as the first documented commercial radio broadcast, although that view has its dissenters.

Radio Anniversary

Radio Anniversary

Audio will be available later today.

Robert and Linda note that on this day 80 years ago, the election victory of Warren Harding was announced on radio station KDKA in Pittsburgh. It's a moment recognized as the first documented commercial radio broadcast, although that view has its dissenters.