By SUZANNE DOWNING Sen. Mitch McConnell has no excuse. The ads his political group is producing to attack Alaska Republican Senate candidate Kelly Tshibaka are beyond the pale. Campaign attacks intensify in October because as the election runway gets shorter, it takes a sharp message to catch voters’ attention and seal the deal. But the … Continue reading Commentary: There’s no excuse for Sen. Mitch McConnell’s attack on Alaska GOP candidate Kelly Tshibaka