Rangers are scouting £4 million-rated Hammarby defender Nathaniel Adjei and the club’s sporting director admits that a January sale is ‘not completely out of the question’. Philippe Clement is not a coach who makes a habit of resting on his laurels and, as far as he is concerned, Rangers’ Scottish League Cup triumph over Aberdeen is just the tip of the iceberg as far as his silverware ambitions are concerned. The former Monaco and Club Brugge boss is keen to further improve a squad who edged past Barry Robson’s Dons side at Hampden Park, with a central defender and a centre-forward seemingly h…