You will be given a definition of a task first, then some input of the task.
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].

Thousands missing from Thai town In one tsunami-hit Thai town, more than half of the 5,000-strong population are missing, police say.
Output:
World