Anastasia Valeryevna "Nastia" Liukin tied for the third-highest tally of world championship medals with a former gymnast who was the Olympic balance beam champion in what year?
Nastia Liukin:  With nine World Championships medals, seven of them individual, Liukin is tied with Shannon Miller for the third-highest tally of World Championship medals (among U.S. gymnasts).
i don't know