Arsenal shareholder and celebrity super-fan Piers Morgan has demanded Arsene Wenger is sacked and replaced by Jurgen Klopp. See what he's had to say here

Arsenal keeper Petr Cech was left 'disappointed' by Arsene Wenger's decision to leave him out of last night's clash with Olympiakos in favour of David Ospina.

The Football Association have released their written reasons as to why Gabriel's dismissal during Arsenal's 2-0 defeat to Chelsea was rescinded.

The injury gods have struck once again as Laurent Koscielny is set to miss Arsenal's huge clash with Man Utd this weekend after picking up a hamstring injury.

Arsene Wenger says he was forced to leave Petr Cech out of Arsenal's shocking 3-2 loss to Olympiakos due to a minor injury concern.

Arsenal crashed to a shock 3-2 defeat to Olympiakos at the Emirates tonight with Ospina dropping a clanger. Here are my ratings from the game.

Another embarrassing night for Arsenal in the Champions League ended with a 3-2 defeat to Olympiakos at the Emirates tonight. Watch the goals here.

We need to get our Champions League campaign back on track when we take on Olympiakos at the Emirates tonight. These are the line-ups:

David Ospina and Alex Oxlade-Chamberlain are set to start v Olympiakos with Petr Cech and Aaron Ramsey rested ahead of Sunday's clash with Manchester United.

Arsenal trio Alexis Sanchez, Nacho Monreal and Santi Cazorla have been named in the WhoScored Premier League Team of the Week. See the full team here.