CELTIC'S crippling inability to take a lead and hold it has proved to be their Achilles' Heel in Europe this season.
RONNY DEILA and his Celtic players still carry the mental and physical scars of a Champions League qualifying campaign which ended in ignominy and disappointment.
GREAT football teams have big personalities.
John Collins has no worries over race row Celtic player Aleksandar Tonev ahead of their opening Europa League clash with Salzburg in Austria on Thursday night.
CELTIC unleashed their all-new attacking arsenal at Aberdeen, but it was their tried and tested big guns who really did the business.