Italy's highest court finally acquitted Amanda Knox of murder on Friday, but the 27-year-old American had to endure a legal battle that dragged out more than seven years before she was finally declared innocent. Most people know that Knox — "Foxy Knoxy" — is the pretty student who was arrested and found guilty of the stabbing death of her British roommate in Italy, during a "sex game" gone wrong, when the pair were on study-abroad programs nearly a decade ago.