Champions League: Real Madrid, Manchester City suffer big defeats; Liverpool hammer Bayer Leverkusen

European giants Real Madrid and Manchester City were handed shocking defeats in the Champions League, with Madrid falling 3-1 to AC Milan and City succumbing 4-1 to Sporting Lisbon. Liverpool soared to the top of their group after a commanding 4-0 victory over Bayer Leverkusen, fueled by Luis Diaz's hat trick.