Despite his willingness to head to north London, Tottenham Hotspur could be poised to miss out on one forward who has now been offered in Barcelona’s direction. Before the transfer window closes, Ange Postecoglou will expect Spurs to make significant additions to his squad. Although all three have exceptional potential, Tottenham have only signed a trio of 18-year-olds this summer: Lucas Bergvall, Archie Gray and Yang Min-hyeok. Min-hyeok won’t arrive until January and although Bergvall and Gray have both been exciting in pre-season, neither will significantly raise the level of Postecoglou’s …