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: US mobile giants in merger talks US mobile operators Sprint and Nextel are in talks about a \$70bn merger (36bn) according to newspaper reports. The deal would create the country #39;s third-biggest mobile operator which would have 38.5 million 

Business