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: Missing sample could save showjumper #39;s Olympic gold Cian O #39;Connor, the Irish showjumper whose Olympics-winning horse tested positive for a banned substance, could now hold on to his gold medal following the sensational news that a portion of the horse #39;s sample has been stolen.

Sports