Only two weeks after President Obama decided to expand the war in Afghanistan, their have been a several news stories describing how the U.S. alliance with Pakistan, a relationship without which success in Afghanistan is difficult to imagine, is frayed.  Reports that Islamabad does not see eye-to-eye on the war with the U.S. are unfortunate, but reports that U.S. officials in Pakistan are facing obstacles and even harassment make the prospect of success in Afghanistan seem even more distant.