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Danielle Guerra - dguerra@shawmedia.com
DeKalb County Health Department intern Josh Kosco, 24, a senior in public health from Northern Illinois University, changes the mosquito trap near the DeKalb County Health Department building on Monday, July 20, 2015. This DeKalb site is one of four throughout DeKalb County and the mosquitos tested positive for West Nile in the site on July 2. Kosco uses two viles of fifty mosquitos each to test the four sites weekly.