Conservative billionaire David Koch, who became a household name through the policy and political empire he created with his older brother, Charles, has died. He was 79.
원문출처 : https://www.cnn.com/2019/08/23/politics/david-koch-dead/index.html
원문출처 : https://www.cnn.com/2019/08/23/politics/david-koch-dead/index.html