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: U.N. Can't Define Libya Weapons Program (AP) AP - The U.N. nuclear watchdog agency failed Monday to make a judgment on the origin of some technology for Libya's weapons program, a finding that diplomats said kept alive concerns of North Korean involvement.

World