 American Tommy Paul reached the quarterfinals after winning in straight sets yesterday. He'll play defending champ Carlos Algaraz tomorrow. And 14 seed Ben Shelton is out after losing to Italian tennis legend Yannick Sinner. John Cena announced he is retiring from professional wrestling next year. The wrestler turned actor delivered the news in a heartfelt speech Saturday to a stadium filled with WWE fans in Toronto. Cena promised a farewell tour with dozens of dates and an epic final night.