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: Greek plane lands in Ireland in second bomb alert in three days (AFP) AFP - An Olympic Airlines plane bound for New York was diverted to Ireland following a bomb alert, just three days after the Greek carrier was rocked by a similar incident, airport officials said.

World