[attachment=4797 Wrote:Outlaw Josey Wales pid='432022' dateline='1566139787']Were they all in one hex or an area of hexes? One hex with an assault could be death or surrender, but, doubtful because they AB. So, I'm guessing an area and they have moved out of LOS of your units.
Just a guess.
I don't think it's a LOS issue.
This is a screenshot of the situation - note the stack of 5 para units in the middle:
This is after the AI turn - where did the other three units go? There was no combat either.