Martin Keown identifies the ‘weak’ Arsenal player who contributed to Unai Emery’s downfall

Former Arsenal star Martin Keown has been reacting to Unai Emery’s exit from the Gunners and he has laid some of the blame on one individual in particular.

Emery was enduring a tough second season before he was handed the sack by the Arsenal board this morning following the 2-1 defeat to Eintracht Frankfurt in the Europa League on Thursday evening.

The likes of Wolves’ boss Nuno Espirito Santo, former Tottenham manager Mauricio Pochettino, Man City assistant Mikel Arteta and ex-Juventus boss Massimiliano Allegri have been linked as a long-term replacement for Emery, but Freddie Ljungberg has taken over on an interim basis as Arsenal contemplate their options.

But when it comes down to what went wrong for Emery at Arsenal, Keown believes David Luiz had a big part to play for his…