Very briefly, within the railways, they have their multiple unions that have their agreements with the employers. There is a whole schedule of those. Interested parties such as us or you can see them, so you know when these are coming up.
It's just that, again, with all the legal protection for that collective bargaining arrangement, it is concerning, and that is something that's within our nation's control. That's one of those things about the visibility for external customers around the world. It's one thing when people can appreciate an act of God, a natural disaster, etc. They scratch their heads, though, when it seems like it's reoccurring labour issues breaking down the supply chain and, as you mentioned, consistently.