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: Genetic Testing Challenges Medical Ethics (AP) AP - Advances in genetic testing are straining the sacred bond of confidentiality between doctor and patient as physicians grapple with whether to keep private diagnoses that might also afflict patients' relatives.

Sci/Tech