Soldiers and civilians unload bed frames to a shelter as they prepare for the arrival of Tropical Storm Isaac in Siboney, Cuba, Friday, Aug. 24, 2012. Tropical Storm Isaac strengthened slightly as it spun toward the Dominican Republic and vulnerable Haiti on Friday, threatening to bring punishing rains but unlikely to gain enough steam to strike as a hurricane. Cuba declared a state of alert Friday for six eastern provinces. (AP Photo/Ramon Espinosa)
