Alister Walker at No.21 in the Dunlop PSA Men’s World Squash Rankings

Alister Walker, represented by internationalSPORTgroup, rises seven places to No.21 in the January Dunlop PSA Men's World Squash Rankings published by the Professional Squash Association. For more information, visit: http://www.isportstore.com/Squash-Magazine/News.aspx