On the face of it, Michael Gerhardt is qualified to serve as a CNN legal analyst on constitutional questions. He is, after all, a Distinguished Professor of Constitutional Law at the UNC School of Law in Chapel Hill, and a Scholar in Residence at the National Constitution Center. But there was one part of Gerhardt's resume that CNN hid when New Day's John Berman on Wednesday brought him in to comment on President Trump's decision not to cooperate with the House impeachment inquiry: Gerhardt is also a long-time Democrat activist. As per Wikipedia: His two clerkships were for judges appointed...