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: Navy Report Backs Kerry Role in Incident (AP) AP - A Navy report filed five days after a disputed incident in Vietnam supports John Kerry's version and contradicts critics who say the Democratic presidential nominee never came under enemy gunfire when he won two medals.

World