Oil spill continues in Gulf of Mexico vulnerable habitats, while Pemex admits fault

MEXICO CITY — In Nautla, a municipality on the coast of the Mexican state of Veracruz, soft folds of sand await sea turtles as their annual nesting season begins between April and June. But instead of the miniature olive-green turtles — the Kemp’s ridley turtles (Lepidochelys kempii) that show up he