Relentless 18-year-old could change the Duke villain image even from an NBA court
                                
                                
                                    (Newser) -
                                    There's data to illustrate why  Cooper Flagg  was the No. 1 pick in the NBA draft on Wednesday night. He was, for example, the first player with 500 points, 100 assists, and 30 blocks in a single ACC regular season. But the  Dallas Mavericks  are getting more than an...