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Arsenal v Barcelona: Talking points ahead of crucial Champions League last 16 clash
ARSENAL face the daunting prospect of trying to stop Barcelona's MSN combo in the Champions League tonight.
Arsenal take on Barcelona at the Emirates tonight
After recovering from defeats in their opening two Champions League group games the Gunners were paired with the holders for the last 16.
Luis Enrique's side - filled with Lionel Messi, Neymar and Luis Suarez - are in town and mean business.
Express Sport look at the match's main talking points.