A new national study among 1,437 self-reported Democrats, Republicans and Independents revealed that Americans indicated that Sarah Palin was more sincere and believable after viewing her speech in response to the shootings in Tucson. The study was conducted during January 13-14 by HCD Research and reported on its MediaCurves.com® website, to obtain Americans’ perceptions of Sarah Palin after viewing a video of a speech she gave in response to the shootings in Tucson. Respondents were asked to rate Sarah Palin on a scale from 1-7 regarding likeability, believability and sincerity, with 1 representing “not at all strong in this attribute”...