Dementia is the most obvious, tragic and widespread example.

DeWitt is a tragic example of how the system fails underprivileged young people.

There have also been some (tragic) examples of "tear down" purchases.

That's a tragic but classic example of multiple backup systems failing.

Their deaths were cited last week by President Bush as a tragic example of the need for peace.

The program was inspired by a tragic example of what happens when pesticides get into the food chain.

The war in the Balkans offers sometimes tragic examples of all these shortcomings.

We could mention other tragic examples, but the essence of the problem speaks for itself.

A more tragic example of the failure of the market is hard to imagine.

We are now faced with a tragic example of this.