It’s an explosive charge, one that I’m not in a position to evaluate. So let me just lay it out. On today’s Morning Joe, Pat Buchanan suggested that the Obama administration might like to see Afghani President Hamid Karzai given the same treatment as Ngo Dinh Diem. Readers will recall that Diem was the first President of South Vietnam. He was executed by rebels after the Kennedy administration reportedly signaled Vietnamese generals that the US would not interfere if they carried out a coup d’etat against him. Here’s the exchange: SCARBOROUGH: You know, Pat, I read over the weekend that...