The Detroit Pistons have signed their top draft pick, 6-10 center Andre Drummond of U Conn. Drummond helpoed lead the Pistons' summer league team to a 79-74 win in the NBA Summer League today in Orlando over the Magic's team. Drummond was the 23rd pick overall and he gets a multi year deal. Drummond averaged 10 points and seven rebounds per game as an 18-year old freshman this last season.