Ideal Arsenal XI v Barcelona: Key player fit, Wenger should hit Spaniards with pace in hope of miracle

• Arsenal face an almost impossible task as they aim to overturn a 2-0 deficit against Barcelona in the second leg of their Champions League last-16 tie.

Lionel Messi’s double at the Emirates Stadium last month has given the Gunners a mountain to climb at the Camp Nou if they are to reach the quarter-finals.

The odds are stacked against Arsene Wenger and his men....