By Ewan Murray Arsenal played out a hugely entertaining 2-2 draw with Bayern Munich in their Champions League quarter-final first leg at the Emirates on Tuesday night. Arsenal drew first blood at the Emirates following Bukayo Saka’s excellent 12th-minute finish, but goals from Serge Gnabry and Harry Kane put Bayern in front heading into the break. Leandro Trossard produced a crucial late equaliser for the Gunners to secure a draw, with Arsenal left furious at the full-time whistle after being denied a late penalty after Saka was felled by Manuel Neuer in the box. Here is how X users reacted to…