Arsenal are developing a strong interest in Sporting CP’s Viktor Gyokeres as they consider their options to recruit a striker this summer.

Gyokeres has long been admired by Arsenal’s new sporting director Andrea Berta — whose appointment was confirmed on Sunday — and is expected to figure prominently among those the club consider signing in the transfer window.

Arsenal manager Mikel Arteta is a huge fan of Alexander Isak, however, Newcastle United have no intention of letting their…