The party's independent expenditure arm will go up on air beginning Sunday in Pennsylvania, Wisconsin, Ohio, and Michigan going after the Land of Lincolner on energy.
Politico: The ad buy is for about $3 million and would run over the four states for "a couple of weeks."
Meanwhile: The Obama camp releases statement asking,"Will the new McCain-RNC ads contradict McCain's pledge to run a positive campaign?"
The RNC responds: "How can Obama call for a positive campaign, even as his surrogates continue to unapologetically smear John McCain?"
