It was after 10 p.m. Monday when officials leading President Joe Biden's ambitious vaccine effort received some alarming news.
원문출처 : https://www.cnn.com/2021/04/13/politics/white-house-johnson-and-johnson/index.html
원문출처 : https://www.cnn.com/2021/04/13/politics/white-house-johnson-and-johnson/index.html