Desperate Haitians have set up roadblocks with corpses in Port-au-Prince to demand quicker relief efforts after a massive earthquake killed tens of thousands and left countless others homeless. Angry survivors staged the protest as international aid began arriving in the Haitian capital to help a nation traumatized by a magnitude 7.0 quake that flattened homes and government buildings. More than 48 hours after the disaster, tens of thousands of people have clamoured for food and water and help digging out relatives still missing under the rubble. Shaul Schwarz, a photographer for TIME magazine, says he saw at least two downtown...