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: Darfur: Seeking the truth - Special Series on Sudan The United Nations has called Darfur the home of the worst humanitarian disaster in the world and the publicized statistics regarding events within the past 18 months in this western region of the Sudan are horrific.

World