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: Former star returns to clinic quickly BUENOS AIRES, Argentina -- Diego Maradona was taken to hospital for a time Saturday with breathing problems but was then sent back to a drug treatment center and his life was not in immediate danger, a family member said.

Sports