RealClearPolitics reports that the McCain camp is planning to roll out what they call an “historic” ad during Barack Obama’s nomination speech today.

Senator John McCain will be speaking “direct to camera” and directly addressing Barack Obama, according to a McCain staffer:

Senator McCain is going to have an ad that’s going to air in battleground states around the time that Senator Obama is speaking tonight. And he’s going to be talking directly to his opponent.”

Read the full story here.