“Unacceptable. Unbelievable. Unforgivable,” David Potter’s damning verdict

Unacceptable! Unbelievable! Unforgivable! Just what was all this about, Celtic? Why was there no effort? Why, when the team were 0-2 down and time running out, did we have the scarcely credible sight of Celtic passing the ball across the park? Why did no-one seem to care? We are deserving of explanations...