The Gunners defender says the fact that the club beat champions Leicester City in both league fixtures makes this campaign a huge missed opportunity.
The Belgian joined Middlesbrough on loan in February.
Jurgen Klopp is expected to be busy in the transfer window this summer.
Spurs have virtually guaranteed a place in next season's group stage.
Brendan Rodgers is backing Liverpool to beat Villarreal this evening.
The Sunderland manager admits that he does not think any of the three struggling sides will be safe before the start of play on the final day.
Arsenal have endured a disappointing season, although the emergence of Alex Iwobi has proved to be a major positive for the Gunners.
The Everton academy manager says the 21-year-old is already one of the best professionals he has ever worked with.
Manchester City failed to trouble Real Madrid's goal in their Champions league exit last night.
Rangers are eyeing a treble success under Mark Warburton this season.
The Liverpool and Villarreal forwards have been compared ahead of their Europa League clash.
Deutsche Bank posted a surprise profit in the first quarter as legal expenses dropped and the company’s trading businesses performed better than analysts had expected.
A dispute between Libya's $67bn sovereign wealth fund and Goldman Sachs over advice given on trades made in 2008 will be back in London's High Court on May 5, with amended court papers that emerged on Wednesday adding new details.