Arsenal are facing a tough trip to face Tottenham Hotspur in the North London Derby, and they are in the middle of a midfield crisis. Declan Rice is suspended for the trip after his controversial red card against Brighton, and new signing Mikel Merino is sidelined with an injury he picked up in his first training session. The final piece of the midfield puzzle is captain Martin Odegaard, but he picked up an injury during the International break, which could see him ruled out of the clash. With Emile Smith Rowe and Fabio Vieira leaving Arsenal in the summer, Mikel Arteta is now short of midfiel…