The Post Office, infected blood, Hillsborough, Waspi women, Grenfell.

All national scandals that seem, on the face of it, to be completely different.

But do they have more in common than we might think? 

And how fit for purpose are our systems for writing the wrongs of the past?

After years campaigning for justice, Jo Hamilton, Jackie Britton and Shelagh Simmons tell ITV Meridian's Christine Alsford what you need to know....