Longtime National Public Radio legal-affairs correspondent Nina Totenberg put on her campaign reporter's hat last week, filing profiles of vice president Dick Cheney and Democratic VP nominee John Edwards for NPR's Morning Edition.Totenberg's liberal leanings are well known to NPR listeners, viewers of the political chat show Inside Washington, and, for that matter, readers of the MRC's publications, so no one in any of those groups should be surprised that she treated Edwards more favorably than she treated Cheney. [Tom Johnson, who monitors NPR for the MRC, filed this item by CyberAlert.] The Edwards piece, which aired last Monday, September...