KINSHASA, July 7 (Xinhua) -- The Democratic Republic of the Congo (DRC) has reported more than 1,700 confirmed Ebola cases as the World Health Organization (WHO) warned of the intensifying outbreak in the country's conflict-hit east, with the true scale of transmission still unclear and treatment facilities under mounting pressure. As of Monday, the DRC had reported 1,708 confirmed cases, including 580 deaths, sa