The critical words in that article are "potential replacements"......I have lost count how may weapon systems that were added to this game that ended up being ripped out because " bright ideas" like " lets replace something that has worked great for 80 years" gets $hitcanned also note the requirement was to replace them for "Special operations Marines"...... that does not mean they will be replaced on vehicle mounts where weight is not an issue.
As well......Marines don't get rid of
anything that works.....
. I'll bet there are 30.06 Springfields tucked away someplace