President Barack Obama has said he regards Karzai as unreliable and ineffective. Secretary of State Hillary Rodham Clinton said he presided over a "narco-state." The Americans making Afghan policy, worried that the war is being lost, are vowing to bypass Karzai and deal directly with the governors in the countryside. At home, Karzai faces a widening insurgency and a population that blames him for the lack of economic progress and the corrupt officials that seem to stand at every doorway of his government. His face, which once adorned the walls of tea shops across the country, is today much less...