Jordi Alba during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Lionel Messi controls the ball during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Lionel Messi and Arturo Vidal take part in a Barcelona training session at Ciutat Esportiva Joan Gamper. Getty Images
Barcelona President Josep Maria Bartomeu talks to players next to Head Coach Quique Setien (R) and CEO Oscar Grau (2nd L) during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Barcelona players pose for a photo during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Antoine Griezmann during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Arthur Melo during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Gerard Pique plays the ball under pressure from Arturo Vidal during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Marc-Andre Ter Stegen saves a shot during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Arturo Vidal and Gerard Pique during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Ronald Araujo controls the ball during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Sergio Busquets sprints during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Riqui Puig jumps during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Luis Suarez during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Jordi Alba during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Lionel Messi controls the ball during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Lionel Messi and Arturo Vidal take part in a Barcelona training session at Ciutat Esportiva Joan Gamper. Getty Images
Barcelona President Josep Maria Bartomeu talks to players next to Head Coach Quique Setien (R) and CEO Oscar Grau (2nd L) during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Barcelona players pose for a photo during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Antoine Griezmann during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Arthur Melo during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Gerard Pique plays the ball under pressure from Arturo Vidal during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Marc-Andre Ter Stegen saves a shot during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Arturo Vidal and Gerard Pique during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Ronald Araujo controls the ball during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Sergio Busquets sprints during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Riqui Puig jumps during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Luis Suarez during a training session at Ciutat Esportiva Joan Gamper. Getty Images
Jordi Alba during a training session at Ciutat Esportiva Joan Gamper. Getty Images