12-1
https://www.youtube.com/watch?v=Nez5uAoxXTk&t=505s
12-2
https://www.youtube.com/watch?v=v7TBnPNA_ZU
13
https://www.youtube.com/watch?v=wTOWxjOd4Pk
미세먼지 이야기와 4.3 제주사건입니다.