The photos and videos belong to the DOD that means they are tax supported which also means public property. They aren't owned by the photographers because they're service members. As a veteran I can assure you nothing I did or touched in the military was mine. Everything belonged to the military including me.
But just asked Defense TV yourself.
Defense Visual Information Distribution Service.
Customer service:
1-888-743-4662
I just sent an email not too long ago.
This is all I’ve gotten so far. I responded again so I’ll wait.
It seemed automated to me.