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.S. Commander: More GIs Needed in Iraq (AP) AP - The United States will boost its forces in Iraq to a record number of 150,000 in coming weeks because inexperienced Iraqi troops cannot ensure security for next month's national elections, the commander of U.S. forces in Iraq said Saturday.

World