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: Iraq suicide bombing kills 10 An apparent suicide bomber detonated an explosives-packed vehicle on the outskirts of Fallujah on Monday, killing seven United States Marines and three Iraqi National Guard soldiers and wounding several others, the US military said.

World