www.google.co.uk/amp/s/news.sky.com/story/amp/nora-quoirin-family-shocked-as-case-closed-into-teen-found-dead-in-malaysia-jungle-11905275
I feel so sorry for the family. It sounds as though there is no insight (cctv?) into how Nora left the room and they still believe she was not alone all that time.
I don't know what more could be done, I'm just expressing sympathy and I think some news is overshadowed somewhat at the moment.