Certain people are exploiting other people's problems to achieve ulterior goals. Political Correctness is so nebulous any statement can be construed as being offensive. There are many well know cases of this happening, in one particular incident a "Boss" was being sexually offensive and used sensitivity training on his female coworkers in order to prevent a sexual discrimination complaints. That particular boss is out of a job, but the thought that some "Feminists" rallied to his defence demonstrates just how out of control the whole "PC" concept is.
What was originally a good idea and disintegrated into a tool to neutralize perceived enemies.