(Reuters) PEDERNALES/CANOA, Ecuador Rescuers in Ecuador were losing hope of finding more survivors on Tuesday from an earthquake which killed more than 400 people and dealt a shattering blow to the South American OPEC nation’s already fragile economy. Praying for miracles, distraught family members beseeched rescue teams to find missing loved ones as they used dogs, bare hands and excavators to hunt through debris of flattened homes, hotels and stores in the hardest-hit Pacific coastal […]