Several Moscow 42 Questions

[Nitram Draw]

That's the point--they are supposed to, but in my experience often they don't. Here is a screenie of two German units which have been isolated for 3-4 turns, and have fired, but are not on low ammo (see highlighted German unit):


And here is a shot of several German units which should be isolated, as far as I understand, but are not. They've been in a similar position for 3-4 turns:


Can anyone shed any light on what's going on?

I don't get the first example. Seems like they should go Loww Ammo next turn.

For the bottom example maybe it has to do with the HQ being one of the blocking units. Do HQ's have a ZOC?