NEW : This means the product will ship as received by the manufacturer, sealed, with all advertised components, and with the manufacturer warranty. Two people died of H7N9 virus on Wednesday in Shanghai , state-run news agency reports . All of the country 's 14 cases were reported in eastern China . H7N9 is a strain of avian flu not previously detected in humans .
NEW : CDC official says agency working with Chinese to find source . Two people died of H7N9 virus on Wednesday in Shanghai , state-run news agency reports . All of the country 's 14 cases were reported in eastern China . H7N9 is a strain of avian flu not previously detected in humans .