An American teenager is now Miss World 2010. Alexandria Mills, 18, is from Louisville, Kentucky. She won the international pageant Saturday in Sanya, China.”It’s a cliche but this really is a dream come true,” she said, crying. “I can’t believe it’s happening ot me. My time has come. I’m loving it!”Mills beat out 115 other young women in the 60th annual competition. As the final duty in her reign, Miss World 2009 Kaiane Aldorino of Gibraltar removed the multi-colored crown from her head and gently placed it on Mills. The first runner-up was from Botswana, the second runner-up was from Venezuela – Cnn