https://www.newsday.com/long-island/crime/ms-13-killings-arraignment-sixth-1.29922338
Lot's of psychological prepping, re-living of shootings going on in the media right now as part of the continuing PSYOP. Note articl's photo about showing how they are helping people "heal" from the trauma.
Columbine April 20, 1999.
https://widerimage.reuters.com/story/twenty-years-after-columbine-survivors-help-others-heal