There were 284 deaths from West Nile virus last year, (but) 30,000 deaths from pneumonia and influenza, and those are diseases that we can immunize against, ... So this is still a quite rare condition and not something that people should be overly concerned about.
A lot of issues that had been submerged over the last few years have re-emerged, partly because the U.S. Congress has taken the lead on a number of economics issues, which has soured things.