Thats interesting; i was in southern Afghanistan from July 05' to July 06', and although i didn't see it personally, i was on a mission where we were ambushed and some of the ANA who were with us reported seeing women firing at them during the fight. Here's an article that outlines the incident, albiet from the point of few of only some of those on the ground.
http://www.defensenews.com/story.php...2069&C=landwar

...“There were little villages all along 611, every time we hit one it would start up again, every little village opened up on us.”
The Afghan soldiers said even women were firing at the column. They’d never heard of that before. The insurgents fired from buildings constructed from thick mud-brick walls, impervious to small arms...