Well, maybe I can start.
There are two things. For the industry, and for CN, safety is clearly an essential value. We cannot be successful in our industry without safe practices. Without them, it is impossible to succeed.
You can ask my colleague, Michael Farkouh, a vice-president involved in operations, to explain a little about how it works, what measures are in place so that we always feel comfortable with safety matters and that we always have the assurance that safety is a daily value for all our employees.