See full article at:http://fci.org/new-site/par-tragic-events.html

"When I was a boy and  I would see scary things in
the news, my mother would say to me, "Look for  the helpers. You will
always find people who are helping." To this day,  especially in times
of "disaster," I remember my mother's words and I  am always comforted
by realizing that there are still so many helpers – so many  caring
people in this world." 

Fred Rogers

In times of community or  world-wide crisis, it's easy to assume
that young children don't know what's  going on. But one thing's for
sure -- children are very sensitive to how their  parents feel. They're
keenly aware of the expressions on their parents' faces  and the tone of
their voices. Children can sense when their parents are really 
worried, whether they're watching the news or talking about it with
others. No  matter what children know about a “crisis,” it’s especially
scary for children  to realize that their parents are scared.

See full article at:http://fci.org/new-site/par-tragic-events.html