Four Arsenal players are staring down uncertain futures with their contracts edging closer to expiring, as the summer transfer window rapidly closes in. The Gunners face some significant decisions as they piece together their squad ahead of the new campaign. Arsenal will head into next season as Premier League champions and will also be eyeing a return to the Champions League final, having been beaten by Paris Saint-Germain at the weekend in Budapest. Before that, Mikel Arteta and sporting