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: USC Begins Season Where It Ended, at No. 1 (AP) AP - Southern California will begin defense of its first national title in 31 years as the No. 1 team in the nation. The Trojans earned the top spot in the preseason Associated Press poll released Saturday by receiving 48 of 65 first-place votes and 1,603 points.

Sports