When Joe Biden was vice president, and was mourning the death of his older son Beau, he was also trying to keep his younger son Hunter alive.
원문출처 : https://www.cnn.com/2021/04/05/media/hunter-biden-book-beautiful-things/index.html
원문출처 : https://www.cnn.com/2021/04/05/media/hunter-biden-book-beautiful-things/index.html