A 10-year-old British schoolgirl saved the lives of hundreds of people in southern Asia by warning them a wall of water was about to strike, after learning about tsunamis in geography class, British media reported today. Tilly, who has been renamed the "angel of the beach" by the top-selling tabloid The Sun, was holidaying with her family on the Thai island of Phuket when she suddenly grasped what was taking place and alerted her mother. "Last term Mr Kearney taught us about earthquakes and how they can cause tsunamis," Tilly was quoted as saying by The Sun. "I was on...