The Minnesota Timberwolves waived guard Lorenzo Brown, center Kleon Penn and guard Nick Wiggins, the team announced Saturday.The moves reduced the Timberwolves' roster to 15 players.Brown, who signed with the team in January, averaged 4.2 points, 1.0 rebound and 1.6 assists in 13.1 minutes over five preseason games. Last season, he averaged 4.2 points, 2.4 rebounds and 3.1 assists in 18.9 minutes over 29 games.Penn had one rebound in nine minutes over three preseason games.Wiggins had seven points in 14 minutes in four preseason contests.