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: Australians vote: Bush ally Howard tipped to win SYDNEY (AFP) - Australians went to the polls in national elections tipped to see the conservative government of Prime Minister John Howard, a key US ally in Iraq, beat off a strong challenge from the center-left Labor Party.

World