First came Fallujah, then Mosul, and later Ramadi in Iraq.  Now, there is Kunduz, a provincial capital in northern Afghanistan.  In all four places, the same story has played out: in cities that newspaper reporters like to call “strategically important,” security forces trained and equipped by the U.S. military at great expense simply folded, abandoning their posts (and much of their U.S.-supplied weaponry) without even …