Barcelona's forward Neymar (C) passes the ball during Spanish first division League football match between FC Barcelona and Alaves in Barcelona on Sept. 10, 2016. Barcelona lost 1-2. (Xinhua/Pau Barrena)
Barcelona's defender Aleix Vidal reacts after missing a goal during Spanish first division League football match between FC Barcelona and Alaves in Barcelona on Sept. 10, 2016. Barcelona lost 1-2. (Xinhua/Pau Barrena)
Alaves' forward Ibai (1st R) celebrates after scoring during Spanish first division League football match between FC Barcelona and Alaves in Barcelona on Sept. 10, 2016. Barcelona lost 1-2. (Xinhua/Pau Barrena)
Barcelona's forward Lionel Messi reacts during Spanish first division League football match between FC Barcelona and Alaves in Barcelona on Sept. 10, 2016. Barcelona lost 1-2. (Xinhua/Pau Barrena)
Barcelona's forward Neymar (C) competes during Spanish first division League football match between FC Barcelona and Alaves in Barcelona on Sept. 10, 2016. Barcelona lost 1-2. (Xinhua/Pau Barrena)
