Champions League: Bayern Munich and Atletico Madrid through to quarterfinals

(CNN) — Europe's top football clubs will resume their battles for a place in the quarterfinals of the continent's biggest competition this month, with some still reeling after tie-changing moments of controversy. Last month's last-16 opening legs

Despite having an easier task than last year, Arsenal were less up for it. They could only manage a draw away to Bayern Munich and have exited the Champions League.

The UEFA Champions League is back on our screens this midweek, as the Round of 16 second legs kick into gear. Atletico Madrid hold a 1-0 lead over AC Milan from the first leg, with Diego Costa netting the only goal of that match in Italy. Atleti's away

COMMENTARY I Arsenal may be down two goals and in an unenviable position entering a difficult second leg in Germany, but the round of 16 Champions League tie with Bayern Munich is far from finished. Prior to goalkeeper Wojciech Szczesny's sending 

Arsenal face a huge task as they trail 2-0 against Bayern Munich in the Champions League.