September 23, 2011 6:26 pm West Nile Virus in Contra Costa County Doctors in Contra Costa County have confirmed the first case of West Nile Virus in the county this year. NBC Bay Area’s Traci Grant reports from Concord. US & World Videos 1:43 Traces of bird flu virus found in 1 in 5 samples of pasteurized milk, FDA says 2:07 Southbound I-680 in East Bay closed for weekend repaving work 3:00 Pro-Palestine demonstrators continue to protest at Stanford 2:14 California's lot-splitting law faces legal push back 2:26 Synced In: Breaking in the 2024 Paris Olympics