You don’t really need more than that headline, do you? Watch McCain’s interview about his Syria trip below and count how many bad arguments there are for intervention. One, at around 2:40, has him arguing that we can “handle” this because, after all, we have the world’s greatest military. That implication, that we should take this challenge on in part to show that we’re equal to it, is both very McCain-esque very unconvincing. If Russian-made Syrian missiles end up shooting down a few American planes, what’s the next step in the challenge that we’re required to accept? If we succeed...