It's MORNING EDITION from NPR News. Good morning. I'm David Greene.
RENEE MONTAGNE, HOST:
And I'm Renee Montagne.
When Mitt Romney put Paul Ryan on the ticket, it had the potential to reset the presidential race - that is, offer a choice between two radically different visions of government, in a campaign seemingly stuck in tit-for-tat attacks over the economy. So far, though, the campaigns have a somewhat different fight on their hands. NPR's Mara Liasson reports.
And health officials around the country are raising warnings about West Nile Virus. The U.S. is seeing the worst outbreak of the mosquito-borne illness since it was first detected in 1999. So far this year, 26 people have died, and about half of the country's 700 cases are in Texas - most of them in Dallas County. This week, for the first time in almost half a century, the county will begin aerial spraying to kill mosquitoes. B.J. Austin of member station KERA has the story.