A mutiny in WWII?

http://blogs.voanews.com/breaking-news/2012/02/10/australian-historian-uncovers-mutiny-on-world-war-ii-us-base/

I'm a little curious about this. It's possible. And I've even heard a rumor that there was one full-blown firefight between Australian and American troops over the usual frictions and resentments, that incurred several deaths and was hushed up to prevent any escalation of tensions.