Here are the mites:
https://www.inaturalist.org/observations/129064765
I also found this bug in the gall: https://www.inaturalist.org/observations/129063172
The tiny white things are the mites. Found inside a Coneflower Rosette Mite Gall (Family Eriophyidae) on Echinacea sp.
Photographed with a microscope.
To see the mites in action:
https://vimeo.com/735614976
Here is what the gall looks like:
https://www.inaturalist.org/observations/129065735
The oblong orange thing is possibly a plant bug pupa for the same species as the nymph seen here:
https://www.inaturalist.org/observations/129063172