[팩트추적] 세상과 벽 쌓은 청춘, '고립·은둔 청년' / YTN YTN 0 22 10.24 00:06 https://www.youtube.com/watch?v=fs8lrr4c2Ok + 1 https://www.youtube.com/feeds/videos.xml?channel_id=UChlgI3UHCOnwUGzWz… + 2 [팩트추적] 세상과 벽 쌓은 청춘, '고립·은둔 청년' / YTN