What were some of the sharpest attack lines of the past week?
Mitt Romney says he helped create 100,000 new jobs. Critics say he's been a job destroyer. But who's right? Fact-checkers and other journalists have repeatedly looked at the history of Bain Capital, the investment firm Romney ran from 1984 to 1999. Bottom line? It's tough to prove job claims on either side — not that we won't try.