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: Astros re-sign Palmeiro The Houston Astros and free-agent outfielder Orlando Palmeiro agreed to an \$800,000, one-year contract Tuesday. The Astros also signed right-handed reliever Russ Springer to a minor league contract.

Sports