Today Senator John McCain pointed to GOP Senator-elect Rand Paul as a potentially dangerous harbinger of “isolationism” in the GOP ranks. Meanwhile, Senator McCain’s grinning visage appears as an “invited speaker” on the home page of a conference featuring a smorgasboard of crackpots like Jon Voight and Alan Keyes and conspiracy theorists like Frank Gaffney and Kenneth Timmerman advocating for regime change in Iran.