Unidentified media

Select subject(s)

Select source

All unidentified media (pictures and videos)

The admin should be able to select 1 or more subjects but only one source

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We need to be able to search for a second subject without unchecking the previously checked subjects

<------ Anywhere that media thumbnails, subject profile photos or source posters appear in the admin section, they need to have a checkbox and we need to be able to select them.