Flick confirms Lamine will miss Barcelona vs Valencia, criticises Spain NT – ‘Not looking after Barcelona’s Lamine Yamal will miss tomorrow’s Valencia clash due to back problems, confirmed manager Hansi Flick, criticizing the Spanish national team’s handling of the 18-year-old during the international break. Yamal played two matches despite discomfort, raising concerns about player management. His availability for the Newcastle Champions League game is also doubtful.