New Obama Ad Hits McCain And Palin On Health Care Taxes The Obama campaign is right out of the gate with this post-debate TV ad, set to air on national cable, featuring video of Joe Biden taking apart Sarah Palin on health care:"Taxing your health care benefit," Biden says. "I call that the "Ultimate Bridge to Nowhere."Obama In Pennsylvania Barack Obama is campaigning today in Pennsylvania, with an event at 11 a.m. in Abington. Joe Biden does not have any public events.McCain In Colorado John McCain is holding a town-hall style event today in Pueblo, Colorado, scheduled for 1 p.m. ET. Sarah Palin does not have any public events.WaPo: McCain's Senate Chief Of Staff Is Former Freddie Lobbyist The Washington Post reports this morning that John McCain's current Senate chief of staff, Mark Buse, was hired by Freddie Mac to lobby McCain back in 2003 and 2004 on the issue of executive pay. Freddie hired Buse specifically because of his closeness to McCain.Poll: McCain Takes One-Point Lead In Minnesota A new SurveyUSA poll is giving John McCain a narrow lead in Minnesota, a state that hasn't voted Republican since the 1972 Nixon landslide. The numbers: McCain 47%, Obama 46%, within the ±3.7% margin of error.Poll: Obama Takes Big Lead In New Hampshire A new Rasmussen poll of New Hampshire gives Barack Obama a 53%-43% lead in this swing state, which voted narrowly for George W. Bush in 2000 and then switched to John Kerry in 2004. Just a week ago, Rasmsussen gave McCain a 49%-47% lead.Palin Got Troop Levels Wrong On top the McClellan/McKiernan gaffe, here's another mistake that Sarah Palin made last night: Getting the number of troops in Iraq wrong. Palin claimed forces are now down to pre-surge levels, FactCheck.org notes, but in reality there are still about 14,000 more troops than were there in January 2007.