Jettie Monday is a fantastic cosplayer and I have featured her before on my other site as Zatanna.
Here she is as Red Sonja. You can see more on her Facebook page too.
Photography by Bill Nash.
Her Facebook fan page, http://www.facebook.com/jettiemonday
Bill Nash Photography, http://www.billn.net/ and http://www.baldpirate.com/
Here are some others too from the Phoenix ComicCon.