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: Unfriendly airline grounds its pension plans Fly the friendly skies may be United Airlines slogan. But employees of Americas largest carrier wont be so convinced this weekend, on the heels of it filing court documents saying it is likely to scrap its pension plans.

Business