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: Top brass warns of Iraqi civil war LISBON: US army chief General Richard Myers said in an interview that civil war could erupt in Iraq after forthcoming elections. However, General Myers, the chairman of the US joint chiefs of staff, told the 

World