Could be vapor-ware since there hasn't been an announcement. It was originally set for Sept. 11 of all days, but according to EuroGamer was postponed to October 11th.
http://www.eurogamer.net/article.php?article_id=78821
...which is dated the 3rd of July. So fairly recent.
But here's a positive spin on it. Maybe Ubisoft is taking more time to make a better game for the Wii...here is looking at you Far Cry: Vengeance.







