Mia Hamm: The most powerful woman in football?

    Story highlights

    • Mia Hamm won World Cups and Olympic medals with the U.S. women's soccer team
    • She played for her country on over 200 occasions across three decades
    • Hamm is now a board member at AS Roma and minority owner of Los Angeles Football Club

    (CNN)She's one of the most powerful women in football after cracking one of sports' most not