McCain defends ad, agrees with Davishttp://firstread.msnbc.msn.com/archive/2008/07/31/1238671.aspxFrom NBC/NJ’s Adam Aigner-Treworgy RACINE, Wisc. -- Just hours after his campaign manager accused Obama of playing the race card, McCain appeared at the Racine Civic Center here and pushed the same message he has been pushing all week: Obama'sen-USCommunityServer 2.0 (Build: 60608.1)