Passengers at the Union Station Metro Red/Purple Line Platform stood waiting at 10:00 p.m. Thursday night for an overdue train. A muffled and monotone voice made an announcement that was unintelligible with the exception of the word "Wilshire," which both train routes serve (there was also no update on the LCD screens). Asking other passengers about what it said, they had no idea. Upon asking a train operator about what the announcement said, he said......