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: US Jets Pound Militant Positions in Iraq Two car bombs killed seven Iraqi national guardsmen and a rocket barrage hit a police academy Monday as insurgents kept up their offensive to subdue Iraq #39;s beleaguered security forces.

World