The basis of the U.S. system is similar. They are a science-based system—and Ian could speak to this. It does tend to be a bit faster in the United States now. It's up in the air as to where that's going because in the U.S., they are now questioning how they are going to regulate, if at all, some of the new technologies that are coming along, including what's called CRISPR technology.
Ian, if you can explain that in 30 seconds, that would be amazing.