Newcastle United could be about to welcome two key players back from injury. It has been reported that Alexander Isak and Joe Willock are back in training, as the Magpies prepare for Saturday night’s game away to Arsenal. It is going to be a really tough game for Eddie Howe’s side, so it would be a huge boost if either or both of them were available. Seeing Joe Willock back will be particularly exciting, as he has endured a massively frustrating season. The £25million man has missed so much football due to injury, with an Achilles problem proving to be a massive issue. He has been a big miss, …