Arsenal have been warned about a potential selection headache that could be about to come for Gunners manager Mikel Arteta.Although it’s a nice problem for a manager to have, Bukayo Saka’s

Arsenal and England star forward, Bukayo Saka, posted a picture of him apparently back in training with the caption: "Hello again." Obviously, the extent of his training regiment remains a mystery, but even seeing him at the training ground in the club's gear is a welcomed sight for Gunners fans.