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: Abbas: Refugees Will Return to Israel (AP) AP - Mahmoud Abbas, the leading candidate in next week's presidential election, on Monday promised Palestinian refugees they'll be able to return home one day  #151; his most explicit comment yet on an explosive issue that has derailed peace talks in the past.

World