As our president said earlier, 99% of the cases are in China. Of the cases that are related to travel to affected areas of China, there have been, I think, about three instances of human-to-human transmission in a very limited way among close contacts. Every country that's had the imported cases is very much monitoring all the close contacts to make sure they don't actually spread further into the community. All of the evidence related to the exported cases shows that they continue to be the close contacts of the cases.
