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: Powell Says U.S. Can't Hunt Iran Nukes in Caves  WASHINGTON (Reuters) - Secretary of State Colin Powell said  on Friday that Washington had no way to force Iran to allow  U.N. inspectors unrestricted access to suspected nuclear sites  despite U.S. doubts Tehran would come clean on its own.

World