Roger Federer signed a unique contract with the tennis tournament "Gerry Weber Open in Halle. Swiss will participate in the only tournament on grass in Germany by the end of his career. "I am very pleased. It feels like getting married. I wanted to plan long term," said Federer. "Halle has always been an important tournament of my career. I always felt great here, achieved success and I am logged in rhythm for Wimbledon." I am delighted that we continue the partnership, "he added.