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: Sharon Vows to Expand Gaza Raid, Toll Hits 55  GAZA (Reuters) - Israeli leader Ariel Sharon vowed on  Sunday to widen an offensive into Gaza which has killed 55  Palestinians until militants stop firing rockets that have  fueled criticism of his plan to quit the occupied strip.

World