Hillary Clinton cited the Albany case as an example of racism before the students were outed and charged for the hoax. That appears to be a major issue for a lot of these racial hoax cases - a left-wing political component. It ends up creating a political narrative that when challenged the challenger is called racist.

Here is a site that names five examples of "the Black Guy Did It" where black men were falsely accused of crimes: http://newsone.com/193331/top-5-the-black-guy-did-it-excuses-by-white-criminals/