00480nam a22001697a 4500 20231108151208.0 231108b |||||||| |||| 00| 0 eng d MAIN English Lindgren,Simon 20582 YouTube gunmen? Mapping participatory media discourse on school shooting videos UK Sage 2011 125-139 Media Culture & Society 20579 Mass Communication 20574 AI 55794 55794 MAIN AI 2023-11-08 00:00:00 BJ51.8 0 Vol33;1(BJ51) 2023-11-08 MAIN 0 81829 0 0 ddc 0