Athletic Bilbao have suffered a triple injury blow ahead of the second leg of their Europa League semi-final against Manchester United with Nico and Inaki Williams plus top scorer Oihan Sancet all ruled out.

Athletic Bilbao manager Ernesto Valverde has expressed concern over the fitness of two key players ahead of their crucial UEFA Europa League semifinal second-leg clash against Manchester United at Old Trafford.

Athletic Bilbao will be without the duo of Nico Williams and Inaki Williams, for the second leg of their Europa League semi-final clash at Manchester United on Thursday. The brothers have not been included in the travelling squad for the game.