Social media is the new - and far more important - "report card" for many of what we used to call "kids" -- and for far too many alleged adults as well. 
It all speaks to power of media to take a moment or event and amplify it beyond all appropriateness. There is little that schools or parents seem able to do to counterbalance distortions and hyper-exaggerations.  
Peer cruelty has long been a deadly force - but now it seems to be "Lord of the Flies" on steroids, thanks to social media. If be interested to learn if there are formal, structured school, community or church efforts to address the overall problem - and not just limited to the resultant suicides.