Campaign professionals generally instruct candidates to begin their campaigns with negative advertisements about opponents and then (a week or two before an election) shift to positive ads about themselves so they won’t appear mean to the voter as he/she enters the voting booth. To this point, candidates are coming across as decidedly nasty. I don’t think I’ve ever seen campaigning as decidedly negative as has characterized the ads this year. What’s even worse is that these ads sometimes go well beyond deceptive to contain outright lies about candidates. Take the House Democrats’ treatment of Mayra Flores, for example. One of ...