Miller stated the he made the decision, keeping Trump out of it. Making it harder for the rabid left to claim that Trump is a tyrant unwilling to give up power.
Miller said as the department transitions to “provide greater civilian oversight .. and critically advocacy for special operators,” the reform he signed Wednesday “couldn’t come at a more critical moment".
https://www.fayobserver.com/story/news/2020/11/18/acting-secretary-defense-announces-special-forces-fall-under-his-office/6340281002/
The "old crew" admitted that they were not drawing down troops in Iraq and Afghanistan, even though they said they were. Hmmmm.....more never trumpers keeping the USA "involved" and disrupting the world, at least pieces of it.
https://www.newsbreak.com/north-carolina/fort-bragg/news/2105210338246/acting-secretary-of-defense-makes-announcement-at-fort-bragg

https://abc11.com/politics/acting-secretary-of-defense-makes-quick-stop-at-fort-bragg/8070788/
They further say that
"He also announced a change in communication structure."
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Acting Secretary of Defense Chris Millerhttps://t.co/L8kg64gMQ9 pic.twitter.com/VPtDMspTPy
— GEOTUS-Elect M3thods 🇺🇸 (@M2Madness) November 18, 2020