A couple of questions came up during a discussion about air attacks and AA fire.
According to the FAQ, AA fire cannot be used if the aircraft is on the other side of a hill crest to the AA/HQ unit.
However, can the AA/HQ fire at the aircraft if the aircraft attack template laps over the crest of the hill? We think not because the AA rules say you need to be able to see the hit point.
What about if the AA/HQ unit is within the aircraft attack template even though the hit point is on the other side of the crest (or in a wood)? We think AA fire was permitted even if the aircraft chose to concentrate as AA fire is determined before the decision to concentrate is made and it strikes us as odd if you can be attacked by aircraft but cannot fire back even though you have AA capability.
If the AA/HQ unit was in woods or BUA, can it fire at aircraft if it is being attacked by those aircraft? We think not but then wouldn't let the aircraft chose to concentrate its attacks on a unit in woods or BUA.
We also don't let aircraft concentrate attacks on units in smoke for the same sort of reasoning but the BUA one is a bit different.
How would you play it?
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