In Mexico City, supporters of left-leaning candidate Andrés Manuel López Obrador have taken over streets to press election officials for a recount in the disputed July 2 presidential election. Tourism officials say things could get even worse. "If this goes on for a week or 10 days more, some hotels are going to be in a desperate situation," said Carlos Mackinlay, director of Mexico City tourism promotion. Double-decker buses no longer tour the tree-lined Reforma, which connects the city´s Chapultepec Park to the Historic Center but is now closed to traffic. Museums, restaurants and hotels stand largely empty. Tourists who...