Germany’s tennis star Alexander Zverev has defended himself with clear words against his critics. After the Hamburger was sharply tackled by Boris Becker and Barbara Rittner after his quarter-final at the French Open, he now started a counterattack.

Germany’s tennis star Alexander Zverev has defended himself with clear words against his critics. After the Hamburger was sharply tackled by Boris Becker and Barbara Rittner after his quarter-final at the French Open, he now started a counterattack.