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: Nortel Discloses Canadian Criminal Probe Toronto (Aug. 19, 2004) -- Telecommunications equipment giant Nortel Networks Corp. announced this week that its past accounting practices, which are the subject of a criminal probe in the United States, are under scrutiny by Canadian authorities. 

Business