<t> My friend and I have experienced the same bug. Both updated with the latest official update, playing full historical campaign. It happens on Hill 314 and Bion, both with allied airstrikes. We tried our own test, and were able to execute an airstrike without crashing the game on Hill 314 without ...

I have the same question. I have one copy, and unlike all other versions of CC I can't seem to play this locally on two computers with my son. What am I missing? Or, would I have to buy a second copy? I wouldn't do that unless a discount was offered for a second purchase.