Wa All Stars are through to the last 16 stage of the FA Cup competition after beating Pure Joy 1-0 on Wednesday.A second half goal from Major B. Tetteh ensured that the Blues continued their progress in the Cup competition at the expense of the Division One side at the Wa Park.Tetteh produced the match winner after 72 minutes to dump out Pure Joy, who matched their opponents but lacked the finishing touch for all their industry.In another round of 32 fixture Elmina Sharks have also reached the fourth round after beating fellow second-tier campaigner KFC Samosa 1-0.