Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Lleyton Hewitt beats Gilles Muller to win title in Washington Lleyton Hewitt strong first serve and excellent court coverage ended the best week of Gilles Muller #39;s career. Hewitt beat the Luxembourg player 6-3, 6-4 Sunday in the final of the Legg Mason Tennis Classic.

Sports