West Nile is here and is currently a potential threat ... There's no ongoing malaria transmission in the U.S. that we know of.

Eradication is probably not something we talk about in regard to mosquito-borne diseases right now. If anything disappears it will probably be on its own accord and not because we've directly been trying to eradicate it.

[Scientists are looking at] potential long-term negative effects of having been infected, maybe not even being really sick -- maybe having a mild headache and other sorts of things -- but still having some minor neurological problems for extended periods of time. As it's better studied, it seems there're more reports of that sort of thing out there.

Outside the United States there are hundreds of millions of cases of mosquito-borne diseases. It's just huge in terms of the magnitude.