It would need more features for AI to know of other friendly AI and their intentions and combine it with theirs.
There are of course a lot of variables at play - it's possible that flight had seen action, or already low on morale etc to start with or other issues.


Regards,

Polovski,
OBD Software, developers of immersive flight sims;
Wings Over Flanders Fields and Wings Over The Reich
http://www.overflandersfields.com
http://www.wingsoverthereich.com