Whichever way you look at it, President Biden’s pullout of U.S. forces from Afghanistan has become nothing short of a full meltdown this week.In what one prominent observer called “a stunning demonstration of battlefield momentum” that “echoes of the fall of Saigon in 1975,” Taliban militants late this week took the second and third largest Afghan cities, and now control half of the country’s 34 regional capitals as they prepare for an all-out assault on Kabul.The AP called the week’s developments “a stunning collapse of Afghan forces after the United States spent nearly two decades and $830 billion trying to...