CHARLESTON, S.C. (AP) - Even as tree limbs were cleared away and power gradually returned across eastern South Carolina after Tropical Storm Gaston, officials waited and watched Monday for Hurricane Frances. While Gaston caused some problems, "it's not the kind of catastrophic damage we see in a major hurricane," Gov. Mark Sanford said. He urged coastal residents to monitor Frances, which has 125 mph winds but is still days away from the Southeast coast. An evacuation would be tremendously difficult, warned Charleston Mayor Joseph P. Riley Jr. "The whole state would be naked," he said. "This will be a challenge...