Alysa Liu was already a phenom. Now she is a national champion at age 13. Liu stole the show Friday night, breezing through a free skate that included two triple axels and dethroning 2018 winner Bradie Tennell at the U.S. Figure Skating Championships. Liu became the youngest winner of an individual title at this event, and after her score was posted, she put her hands over her face, overcome with emotion. "I was just happy that I beat my personal record, and I did a clean long program," Liu said. Liu had already landed a triple axel in the short program Thursday, and she was in second place behind Tennell entering Friday. Tennell fell during her long program, and Liu, skating immediately after, seized the opportunity. Her first triple axel was in combination with a double toe loop. Then she landed another triple axel, and by the time she finished her performance -- set to "Witches of Eastwick" by John Williams -- she was beaming. Tara Lipinski was the youngest women's champion...