"Black men have 20% more testosterone than white men. Testosterone is strongly linked to aggression, and rage." is not taken out of context. It gives a very clear and fact based conclusion. There is no room for bias, or contortion.
Fallacy Of Red Herring
The first two links provided are about higher prostrate cancer rates for black males and the third is about aggression in animals. No facts about blackmen and aggression. No basis for any conclusion.