 So we always tell people to follow the three D's. We call them drain, dress, and deet. Drain standing water so mosquitoes can't lay eggs. Dress wearing long sleeves and pants when you're outdoors. And use deet bug spray to fend off mosquitoes. The health department reports that three Kansans died from the West Nile virus last year. And something that doesn't worry Glenda Sill, who loves spending time outdoors, is that fact.