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: British Airways to Conduct Internal Probe Into Canceled Flights British Airways Plc, Europe #39;s second- biggest airline, said it will conduct an internal investigation into a labor shortage that led it to cancel more than 100 flights in the past week, leaving thousands of passengers stranded.

Business