The Liverpool fans created the problem by failing to queue in an orderly fashion and by behaving like oiks and peasants.
It was thought a wall would collapse so fatalities would have occurred either way. Duckinfield was damned regardless of his choice of action.
As for the cover up....most forces at the time would have done the same thing. After all these were the scrotes who had behaved so abominably at the Heysel disaster.
No one has ever been killed at a rugby match and arrests are unheard of.
George Best was a cunt.