Gotta love the LF SME community. Astronomy's post should be stickied.
What's the recommend method of load carrying the two rounds per rifleman? I assume you would want it to be readily accessible but easy to move and carry?
Looking at the TTPs Astronomy mentioned, I've seen references to stuff like that before from the Vietnam era guys. Those guys learned some hard lessons on dismounted operations.
It also occurs to me that the mortar might have been a way to deal with the plunging machine gunfire we got hit with in ASTAN.
Downing, that's a name I haven't heard in a long time. I met him once at OCS after he retired, he seemed like a decent dude. They loved to make us run the Downing mile.