美 상원, SNS '아동 성 착취' 청문회...고개 숙인 CEO들 / YTN YTN 0 77 02.01 23:40 https://www.youtube.com/watch?v=r87F32qpN7w + 8 https://www.youtube.com/feeds/videos.xml?channel_id=UChlgI3UHCOnwUGzWz… + 7 美 상원, SNS '아동 성 착취' 청문회...고개 숙인 CEO들 / YTN