I think most racial groups identify primarily and strongly with those who look like them.
I suppose they could have done separate, related studies with Asians and blacks, but they seem to have erroneously thought that a sampling of whites was sufficient enough to draw conclusions about all people.
The reason why you folks are not dying in a straw hut at the ripe old age of 25, have access to indoor plumbing, education, can read and write, travel and can process what you see around yourselves with knowledge and understanding clearly not always, though.
It can happen seemingly anywhere, from a sunny coffeeshop to a shady street corner.
It is also important to remember that for some of these cold hearted people, they are that way because of bad experiences in their past.
Give Mira a break; he raised some pretty good points.