By 90min Staff 90min rounds up the latest transfer news, rumours and gossip circulating around the world… Manchester United are ready to trigger the €100m (£85m) release clause in the contract of Sporting CP striker Viktor Gyokeres, who has racked up 29 goals and 11 assists in 32 games so far this season. (Fichajes – Spain) Also on Man Utd’s radar is Fenerbahce midfielder Sebastian Szymanski, who has interest from Arsenal and Tottenham Hotspur as well. (TEAMtalk) Manchester City are braced for a serious approach from Saudi Pro League clubs for midfielder Kevin De Bruyne this summer. (Mail) A…