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: 9 killed in clashes between Pakistani forces, militants At least nine were killed Tuesday in the clashes between Pakistani security forces and militants in the South Waziristan tribal area bordering Afghanistan, Daily Times reported Wednesday.

World