This weekend the US experienced another “Saigon moment,” this time in Afghanistan. After a 20 year war that drained trillions from Americans’ pockets, the capital of Afghanistan fell without a fight. The corrupt Potemkin regime that the US had been propping up for two decades and the Afghan military that we had spent billions training just melted away. The rush is on now to find somebody to blame for the chaos in Afghanistan. Many of the “experts” doing the finger-pointing are the ones most to blame. Politicians and pundits who played cheerleader for this war for two decades are now...