Gab and Juls: Does Koeman deserve any credit after Clasico defeat?

Gab Marcotti, Julien Laurens and Sid Lowe discuss Real Madrid’s victory in El Clasico and ask if Barcelona can take away any positives from the defeat. Manchester United settled for a scoreless draw against Chelsea but why aren't Paul Pogba and Donny van de Beek not starting? And are Manchester City and Arsenal's struggles down to the manager or the players?