The Poland international, who netted a hat trick against Bayern Munich in the DFB Pokal final in May, contributed 22 goals and ten assists in Dortmund's title-winning campaign and has aroused interest from Europe's top clubs, with Bayern, Manchester United, Chelsea and Juventus among his reported suitors.
Wachezaji wa Timu ya Taifa, Taifa Stars wakiwasili Uwanja wa Ndege wa Kimataifa wa Julius Nyerere leo wakitokea Gaborone Botswana, ambapo walicheza mechi ya kirafiki na The Zebras na kutoka sare ya kufungana mabao 3-3.