Observers of Hillary Clinton over the past six months or so will have noticed an incessant coughing and clearing of her throat that has plagued the former first lady across that time frame. During her headline speech on Thursday at the Democratic National Convention in Philadelphia, Clinton noticeably cleared her throat twenty-two times. In and of itself, it could be written off as temporarily being under the weather. Given its persistence, however, questions arise about the Democrats' presidential nominee. She seemed to have deliberately timed her throat clearing during manufactured applause directed by her audience managers. Watch a montage of...