Via Instapundit, this encouraging sign of the times

 POSTRACIAL AMERICA: “The former longtime mayor of Memphis, who unabashedly campaigned for voters to send him to Congress because he is black, was overwhelmingly defeated by the white incumbent in today’s 9th District Democratic primary.”

Posted at 12:14 am by Glenn Reynolds

Looking at the underlying story from KnoxvilleNews, it turns out that Willie Herenton was actually running on a platform of "diversifying" Tennessee's all-white Congressional delegation. [Cohen survives another race-focused campaign, By Adrian Sainz, Associated Press, August 5, 2010. ]

Tennessee sent five white Democrats and six white Republicans, (including both Senators) to the 111th Congress.