A woman was rescued by her tour group after falling into fast-moving rapids while whitewater rafting on the Arkansas River in Colorado over Memorial Day weekend. The spring runoff from the historically bountiful snowpack has revived drought-parched rivers in the West, fueling raging rapids and providing water levels not seen in years. However, the rising water levels have also created dangerous situations for rafters such as those that unfolded Saturday. The woman had been on a rafting excursion