The questions facing Martin O’Neill ahead of Celtic vs Beşiktaş, from Hyeongyu Oh to Callum McGregor

Celtic prepare to face Beşiktaş in a crucial Europa League clash on Thursday under intense pressure after losing six of their last ten matches across all competitions. Martin O'Neill's side has lost all three of their Europa League group fixtures, putting them at serious risk of elimination and sitting near the bottom of the 36-team standings.

67hailhail questions whether captain Callum McGregor should continue playing full matches following inconsistent performances, while also noting uncertainty in O'Neill's starting lineup. The article highlights the threat posed by former Celtic forward Hyeongyu Oh, who returns to Glasgow with Beşiktaş having already registered two goals and an assist in the competition.