How to talk with them in the face of tragedy and death, both as an individual and the collective? This query in not only for specialists in mental health issues, but for all of us: teachers, parents, neighbours, journalists ...
Children, who can talk with someone who do it properly are in the lower risk of serious posttraumatic effects of negative events on their functionning.
http://www.capmh.com/content/6/1/39/abstract