Paul Corfield wrote:
snip
Somehow - and I don't know how - ABC television managed to get hold of
pictures.
snip

It would appear that they've been leaked from one of the many American
investigation/intelligence agencies, after they were circulated by the
Met Police for the purposes of assisting the investigation. The Met is
reportedly very unhappy about this happening, in part for fear of
prejudicing any future trial that may take place.