Can Arsenal’s defensive wall hold against Bayern’s attack?

Arsenal face Bayern Munich at the Emirates on Wednesday in a meeting of the two most impressive sides in Europe so far, and the contest arrives at a moment when Mikel Arteta’s team look capable of making another statement on the continental stage.Both clubs have taken maximum points from their first four Champions League matches, but only one perfect record will survive the night.Arsenal come into this fixture on the back of a dominant derby display that underlined their authority in the P