Tottenham Hotspur are stepping up their attempts to bolster Ange Postecoglou’s squad ahead of pre-season. Spurs have entered talks to snap up Leeds United starlet Archie Gray after his move to Brentford has fallen through. Tottenham are currently locked in talks with Leeds over a move for Gray and will be hoping to wrap up a deal, with the likes of Manchester City and Chelsea also said to be keen. Should the youngster make the switch to north London, he would become Tottenham’s first permanent signing of the summer after extending Timo Werner’s loan by a further year. And as Spurs ramp up thei…