Referring to an RNC ad as the "Mehlman cesspool," Chris Matthews was being non-partisan. Really - he told us so! On this afternoon's Hardball, Matthews interviewed Rep. Harold Ford, Jr., Dem candidate for senator from Tennessee. The first topic up was an ad the RNC is currently running using actors to tweak Ford on his positions on a variety of issues, from taxes to gun control to North Korea. The ad also alludes to the fact that Ford attended a Playboy party at the Super Bowl in Jacksonville in 2005.At the ad's end, an alluring woman saying she met Harold...