The Arsenal boss has stood by his back-up keeper despite his mistake against Olympiakos in midweek.
The manager is keen to see his side return to the levels of consistency they enjoyed at the beginning of the campaign.
A look at how Swansea City and Tottenham Hotspur attackers compare ahead of their clash this weekend.
Ajax boss De Boer has praised Newcastle and Liverpool.
David Ospina made a mistake during Arsenal’s Champions League game against Olympiakos in midweek.
The 17-year-old centre-back put in an outstanding performance for the States in Thursday night's 3-1 win over Canada.
The Southampton midfielder is looking to get one over his former club.
Seamus Coleman and John Stones are both doubts for Everton's match against Liverpool this weekend.
The 22-year-old has been one of the surprise packages for the East London club.
Manchester City will face Newcastle United at the Etihad Stadium in the Premier League on Saturday.
Manchester City have reportedly placed a £5m price tag on striker John Guidetti.
According to reports in Italy, Arsenal are have contacted Juventus defender Stephan Lichtsteiner over a possible transfer.
The West Ham striker could soon return from injury - and has singled out who he is most looking forward to playing alongside.