West Nile outbreak largest ever in U.S. - CNN.comQuote:
The number of cases so far this year is the highest recorded through August since the disease was first detected in the United States in 1999. As of Tuesday, 38 states had reported human infections.
The cases reported to the CDC as of Tuesday total 1,118, including 41 deaths. That number rose to 42 on Wednesday when a death was reported in Arkansas.