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: Bush Uses Radio Address to Pan Kerry WASHINGTON - President Bush used his weekly radio address as a campaign tool Saturday, mentioning his unnamed "opponent" five times to plead the case that he, not Democrat John Kerry, has a better slate of domestic policy ideas.    Bush credited his tax cuts for stimulating the economy and said Kerry voted in the Senate to raise taxes...

World