5) Two new ads in the tight Wisconsin Senate race today: Majority PAC launched a new ad hitting former GOP Gov. Tommy Thompson, twice playing a clip of him saying "Who better than me... do away with Medicaid and Medicare." Meanwhile, Democratic Rep. Tammy Baldwin is also releasing a new commercial this morning, going after Thompson for lobbying and saying he wants to give millionaires a tax cut while raising taxes on the middle class. 4) Sen. Scott Brown, R-Mass., and Elizabeth Warren faced off in their second debate last night. The Boston Globe's Glen Johnson writes that the debate "featured a lot of friction but not much new illumination, lacking a game-changing moment even if it was marked by two stumbles that illustrate lingering challenges for each candidate." Check out our debate wrap here. 3) American Crossroads and Crossroads GPS are going up today with a $16 million one-week buy on television and radio in eight presidential battleground states and four Senate races (North Dakota, Virginia, Montana, and Florida), Politico reports. 2) Robert Draper's New York Times Magazine piece on Mitt Romney is out. Here's a tidbit, from a meeting John McCain held during the 2008 financial crisis before deciding to suspend his campaign: 1) Check out The Hotline's latest Senate Race Rankings, which show Democratic candidates in better shape than anytime this year.