Also, the Marines didn’t give up HIMARS. They are doubling up on it and are looking for more.
The first story is from 2018 so is old news. Read the second, went looking for my source, found it, learned I had misread it about the HIMARS.
https://www.thedrive.com/the-war-zone/32703/marines-to-radically-remodel-force-cutting-tanks-howitzers-in-favor-of-drones-missiles