Detroit needs RoboCop. That was the premise of a 1987 movie in which RoboCop, a terminally wounded cop turned cyborg, protected a crime-ridden city. Now what started out as a tweet to Detroit Mayor Dave Bing has turned into a social media movement that suggests a statue of RoboCop is just what the city needs. Bing, as reported by PopSci.com , originally got a Tweet saying that RoboCop would be a great Detroit mascot. Philadelphia has a Rocky Balboa statue, the text stated, and RoboCop would "kick Rocky's butt." "There are not any plans to erect a statue to RoboCop,"...