Liverpool boss Jurgen Klopp has questioned whether Tottenham can keep hold of Harry Kane.
The 24-year-old England captain has scored 15 goals in 15 appearances for club and country this season
Spurs meet Liverpool on Sunday.
"It will be a big challenge for them in the next few years because Harry is not only one of the best strikers in Europe he is one of the best strikers in the world, 100 per cent," Klopp said.