Here's a story about an attack ad just waiting to double back on its maker.

In the spot, Republicans hit Sen. Debbie Stabenow (D-MI) for bringing home pork to a Michigan Indian tribe. They neglect to mention that the tribe -- a client of Jack Abramoff's -- relied not just on Stabenow, but on senior Sen. Conrad Burns (R-MT), whose ties to Abramoff were stronger (and more lucrative) than Stabenow's.