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: Knee injury benches Eagles' Kalu for season Philadelphia Eagles defensive end N.D. Kalu will miss the season after tearing the anterior cruciate ligament in his right knee during yesterday's practice.

Sports