Cal alumna Natalie Coughlin won two events to lead the United States to a first-day advantage - 93.5-28.5 - over a team of European all-stars Friday in the Mutual of Omaha Duel in the Pool in Atlanta. Golden Bear junior Caitlin Leverenz posted an American record in the 400-meter individual medley with a time of 4:24.62 to take second place. More...