Two decades ago, Carmelo Anthony changed college hoops with a freshman season for the ages Posted May 27, 2023 Carmelo Anthony officially retired from professional basketball on Monday. It became a day to recognize the career of one of the greatest players in the history of the sport, from his high school days at Oak Hill Academy to his one championship year at Syracuse to a couple amazing decades in the NBA to a record number of appearances with USA Basketball. (Sporting News)