In North Carolina, Democrats thought they had the perfect challenger for 2010 to Sen. Richard Burr in Attorney General Roy Cooper -- until he announced last week that he would not run. Now the party's Senatorial Campaign Committee is going through an exercise which looks eerily similar to 2008 when leaders sought in vain to recruit a "brand name" candidate, and had to settle for no-namer Kay Hagan. We all know what happened next.