Arsenal’s deal to sign Viktor Gyokeres could be at risk as Sporting CP have threatened to increase the striker’s asking price. Earlier this week, Sporting’s president, Frederico Varandas, hit out at Gyokeres’ agent over suggestions that a transfer fee had already been agreed ahead of the summer transfer window.

Arsenal and Manchester United target Viktor Gyökeres has said he will talk about his future "when the time is right," hitting out at reports over an ongoing rift between him and his club, Sporting CP.