I certainly can, Frank. I would be happy to do so.
Steve and I spent quite a lot of time on that side letter, as did a much broader group. Maybe this is an opportunity for me to single out Martin Thornell, for his extremely hard work on the car issue. He is our rules of origin negotiator. He is a really brilliant person and he is very committed.
On the car sector in general, I also want to take this opportunity to thank Flavio Volpe, the Canadian car companies and car parts manufacturers and the union leaders, all of whom we worked with very closely on this effort. In fact, as the final details of the side letter were being negotiated, Steve and I were on the phone constantly, hour by hour, with these people. They really helped us shape the final agreement.
Another important thing for people to understand is that the side letter has entered into force already. It was signed on November 30 in Argentina by me and Ambassador Lighthizer. It now applies.
That's a very important point for—