Craig Nisbet puts the AZ Alkmaar under the microscope after the Dutch side provided Celtic with their toughest tactical test to date in Thursday's Europa League qualifying second-leg loss.

AZ's decision to put a man on Callum McGregor in order to make it difficult for Ange Postecoglou's men to play it out of defence provides intriguing food for thought ahead of Sunday's derby at Ibrox.

Elsewhere, Ryan Christie's role after moving central later in the match is dissected as is the pivotal role of a ball-carrying midfielder in splitting lines and creating space.