CCTV released of Norton Flat Fire
North Yorkshire police ask for witnesses to come forward.
CCTV pictures have been released of the night of the Norton Flat fire which killed two trainee jockies.
One shows two people walking in the direction of where the fire was about 10 minutes before police arrive.
The other is of two people in the nearby area, moments after emergency crews arrived at Buckrose Court.
North Yorkshire Police say even if the people pictured didn't see anything it is crucial they come forward.