FTM has uses a non-standard gedcom format that includes media at the expense of other things. At this point, I don't know anything that successfully reads their media files. If somebody does - I would love to know what it is.
SO, you are stuck reassigning the photos to people. It is always a good idea to keep a file of your photos, well labeled, on your home computer or other external storage, so you aren't dependent on access to the internet to use them. Power failures happen.