US Air Force explores space-based cargo operations, confirms talkswith SpaceX

"As for what space cargo operations could look like, the previous head of Air
Mobility Command, Gen. Carlton Everhart, espoused the possibility of moving cargo
using rockets during a Defense Writers Group breakfast in August."


"Apart from cargo operations, such a focuses space presence could help with pre-
positioning equipment and supplies in orbit, ready to be dropped to Earth."

See:

https://www.defensenews.com/digital-...s-with-spacex/