I mentionned before how the different units making up a division can be messed up if the commander is killed. I just had this happen again in my current game so can provide a screenshot and save game to illustrastrate the problem...
Babiev commanding one at my divisions outside Voronesh was just killed and therefore his division disbanded. The division originally consisted of 3 White Guard units (2 elements each) trained to regular quality, 2 guard composite units, 1 cossack detachment (2 inf., 1 cav. + 1 art. elements), 1 tank squadron and 2 artillery batteries. After Babiev's death the 3 white guard units have each lost 1 infantry element, the cossack detachment both of its infantry plus the cavalry element, all 6 of these elements are now in a newly created infantry regiment (command point cost of 1)...