Michigan Republican David Trott's new TV ad seeks to neutralize a forthcoming attack in his primary challenge to Rep. Kerry Bentivolio — Trott's background as a foreclosure attorney. Trott faces Bentivolio, one of Roll Call's 10 Most Vulnerable Incumbents of 2014 , in an Aug. 5 primary. The new ad features testimonials of people saying he saved their jobs, but it does not delve into the details of how he helped them. "Dave Trott saved my job, and that's the kind of person we need in Congress," a woman said. www.youtube.com/watch?v=RGgSDsgZobU (more…)