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: L.A. Airport Reopens After Security Scare LOS ANGELES - Four terminals at Los Angeles International Airport were shut down for about three hours Saturday after a passenger bypassed security at one terminal and a flashlight battery exploded during screening at another, authorities said.    The two incidents a half-hour apart on the busy Labor Day weekend appeared to be unrelated, said FBI spokeswoman Cathy Viray...

World