AP: Thousands of people returned to the historic southern city of Thatta in Pakistan today after levees built from clay and stone held back the floodwaters that have ravaged large areas of the country. Thousands who fled as the floods inundated nearby towns complained about a shortage of food and water as they camped in a graveyard on a hill near the city. People ran after vehicles distributing food and water near the graveyard – a chaotic distribution system that left many flood …