Again, these are difficult issues, and these issues have evolved very much over time.
In terms of our approach to aboriginal consultations, it's a fairly new responsibility in terms of the duty to consult. That duty to consult has been defined more clearly over the years as a result of court decisions. Over the last few years we've been getting a clearer and clearer perspective on what exactly our obligations are. This has allowed us to get in front of these issues in trying to develop a more consistent approach to managing these responsibilities.