Political power in Honduras may shift into the hands of the left before the year is out, a development the United States would not be eager to see. One of the primary pathways for South American cocaine being smuggled to the United States, Honduras has long been an important partner in Washington's counternarcotics efforts. But if leftist candidate Xiomara Castro manages to unseat incumbent President Juan Orlando Hernandez in the country's Nov. 26 election, the White House may suddenly find a far less willing counterpart in the new administration in Tegucigalpa....