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: Ravens #39; Heap to miss 2-4 weeks with ankle injury Tight end Todd Heap will miss two to four weeks with a sprained right ankle, the latest in a series of injuries that has forced coach Brian Billick to dig deep in the Baltimore Ravens #39; depth chart.

Sports