Arsenal will have to turn to alternative options if they can’t get a deal for Mikel Merino over the line. Arsenal have been chasing Mikel Merino for some time this summer. Mikel Arteta is clearly keen to bolster his midfield contingent, and for good reason. Jorginho has shown signs of decline in pre-season, as he looked off the pace against Lyon in the Emirates Cup win last time out. Meanwhile, Thomas Partey’s injury record means that the manager cannot afford to pin hopes on the Ghanaian being able to remain fit and available throughout the campaign. On top of that, Arteta will want the freed…