I have that fear (of West Nile) - I step out at dusk and I'm...

I have that fear (of West Nile) - I step out at dusk and I'm slapping my arms and legs because you just don't know which one is the viral carrier, ... I spoke to one of my doctor friends this morning. I asked him what concerns does he have, as a doctor, about the spray. And he says he has none at all.