You can always tell when a network legend is retiring. His/her network blocks out most of a Friday night so they can remember all of the legend's glory days. At 84, ABC's Barbara Walters is taking a bow, and she's certainly as synonymous with television as Johnny Carson or Walter Cronkite. Walters was a pioneer for female journalists on TV. She's also an archetype for our liberal feminist media. In recent years, she's competitively elbowed out other contenders in providing leading Democrats with the most comfortable of softball interviews. A holiday tradition at the Obama White House is a visit...