Given the task definition and input, reply with output. 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].

'Star Trek' Actor Doohan Receives Star LOS ANGELES - "Star Trek" actor James Doohan - famed for his portrayal of "Beam Me Up" Scotty, the intrepid engineer who kept the starship Enterprise warping across galaxies - grinned and waved to fans Tuesday as he received a star on the Hollywood Walk of Fame.    It was expected to be the last public appearance of the 84-year-old performer, who was recently diagnosed with Alzheimer's disease and also suffers from Parkinson's disease, diabetes and lung fibrosis...

World