Check out this article and the credits on the pictures: Zion hiker Holly Courtier's sister speaks out on 'discrepancies' in rescue story Notice for the two personal pictures they cite the National Park Service, not who took the pictures. Here is another article from CNN. The first is credited to a "Kailey Chambers", the other is to the National Park Service. Rescued hiker Holly Courtier: She was dehydrated, hurt and 'praying to be found' in Zion National Park, her sister says - CNN If a picture is sold by a professional photographer (or even an amatuer), the credit stays with the photo. If it is given to them and there are no obvious allowed use issues, the credit is given to whomever gave them the photos. They may try to find out who took the picture, but they don't have to.