Video appears to show metro Atlanta high school student waving gun, using racial slur
https://www.wsbtv.com/news/local/dekalb-county/racially-charged-video-high-school-student-waving-gun-has-parents-superintendent-upset/IJWMNB6ROZFQTMWI4K3T5GW4BM/
Maybe this
https://www.northernsafety.com/Product/20793/Honeywell-North-5400-Series-Full-Face-Respirator