We don't have a plan for how long. It depends on how much money we have to deal with them.
We do have a lot of obligations that are also in remote areas of the country. We have some in the north. When you're trying to remediate an airport site that we used to own in northern Canada, the season for work is relatively short. You have to usually start in about May, or June at the latest, and by September you're closing up. There are a bunch of factors that go into that determination and—