Covid: the government wants to withhold evidence from the government enquiry
https://www.theguardian.com/commentisfree/2023/jun/04/rishi-sunak-must-stop-trying-to-hide-evidence-from-the-pandemic-inquiry Sometimes highly confidential information needs to be withheld from the public because it would be advantageous to foreign powers who wish the UK harm. This is people trying to cover up their unwise or downright bad behaviour.