Barcelona's Lionel Messi, right, during training at Sant Joan d'Espi sports city on the eve of their Copa del Rey quarter-final against Athletic Bilbao. EPA
Barcelona manager Quique Setien leads his team's training session on Wednesday, on the eve of their Copa del Rey match against Athletic Bilbao. EPA
Barcelona's Samuel Umtiti attends his team's training session at Sant Joan d'Espi sports city. EPA
Barcelona's Lionel Messi hit back at sporting director Eric Abidal for his comments about Barca players' commitment. EPA
Barcelona manager Quique Setien leads a training session at Sant Joan d'Espi sports city. EPA
Barcelona's Antoine Griezmann, centre, during a training session on Wednesday. EPA
Quique Setien attends a press conference in Barcelona on the eve of the Copa del Rey match against Athletic Bilbao. EPA
Lionel Messi during training in Barcelona on Wednesday. EPA
Barcelona's Ivan Rakitic during training. EPA
Barcelona's Lionel Messi, right, during training at Sant Joan d'Espi sports city on the eve of their Copa del Rey quarter-final against Athletic Bilbao. EPA
Barcelona manager Quique Setien leads his team's training session on Wednesday, on the eve of their Copa del Rey match against Athletic Bilbao. EPA
Barcelona's Samuel Umtiti attends his team's training session at Sant Joan d'Espi sports city. EPA
Barcelona's Lionel Messi hit back at sporting director Eric Abidal for his comments about Barca players' commitment. EPA
Barcelona manager Quique Setien leads a training session at Sant Joan d'Espi sports city. EPA
Barcelona's Antoine Griezmann, centre, during a training session on Wednesday. EPA
Quique Setien attends a press conference in Barcelona on the eve of the Copa del Rey match against Athletic Bilbao. EPA
Lionel Messi during training in Barcelona on Wednesday. EPA