Gyokeres left Coventry for Sporting two years ago in a deal worth around £20million, and went on to finish as top scorer in both his seasons in the Portuguese top flight. He aslo has 15 goals in 26 senior international caps for Sweden, where he plays alongside another long-term Arsenal target in Newcastle’s Alexander Isak.

A deal for the 27-year-old striker is not done as discussions continue over the fee — but the situation is progressing towards a conclusion.

Viktor Gyokeres has been left frustrated by negotiations between Sporting and Arsenal. We'll be bringing you the very latest updates, pictures and video on this breaking news story.