Arsenal's French manager Arsene Wenger (front row 3L) watches from the dug out with unused substitutes Arsenal's English defender Calum Chambers (front row 2R) and Arsenal's Polish goalkeeper Wojciech Szczesny (front row R) during the UEFA Champions League round of 16 first leg football match between Arsenal and Monaco at the Emirates Stadium in London on February 25, 2015.  Monaco won 3-1. AFP PHOTO / GLYN KIRK        (Photo credit should read GLYN KIRK/AFP via Getty Images)