It seems the mere mention of the name "Palin" is enough to send liberal hatemongers over the edge. On Saturday, Twitchy reported that's exactly what happened when 12-year-old Piper Palin tweeted a "selfie" that was a clever response to something her mother posted on Facebook. Predictably, liberal hatemongers on Twitter reacted like Pavlov's dogs and engaged in the usual hatred Americans have come to expect from the left. The former governor, Twitchy said, was in Pasadena on Friday to promote her new outdoor program. Palin told television critics she hoped her program would “empower young women to get outdoors,...