Some Republicans Try Out a New Campaign Theme: Bipartisanship By JENNIFER STEINHAUER and JONATHAN WEISMAN September 15, 2012 WASHINGTON — A woman who appears in an advertisement supporting Representative Jon Runyan, a New Jersey Republican, boasts about how he works “with both parties.” Richard E. Mourdock of Indiana, whose Senate campaign has been most notable for his derision of legislative compromise as feckless, now says he would “work with anyone.” While out and about on the campaign trail, Representative Bobby Schilling, Republican of Illinois, talks so much about all the great things he has done with Representative Dave Loebsack, a...