Do the crimes of a few belong to the whole community?

In response to Melissa Harris-Perry Wants Us to Spend More Educating ‘Our’ Children:

The crimes of a few can certainly affect a whole community. Melissa Harris Perry and progressives state collective responsibility but never take collective accountability. Responsibility are words to them whereas accountability requires actions followed by positive results and if not corrective steps.

Just recall Hillary Clinton on Benghazi shouting “what does it matter?”