An ad released today by the Obama campaign in response to John McCain not knowing how many houses he has.

See Also: Campaign Paydirt, Barack Obama’s New Ad is Unfair, McCain in the house, John McCain has Many houses, Obama knows about housing problems, McCaca Moment? Will McCain’s Gaffe on the Number of Houses He Owns Resonate With Voters?, The McCain Housing Story is Just a Smokescreen from the Left, and Why McCain, Obama house fight matters.

Technorati Tags: john mccain, obama, tv ad, houses, mansions, economy