Sad part is, color doesn't matter once they get that kind of power. Male, female, black, white, and everyone in-between leads to abuse. Several experiments have been done over the years with the same conclusion.
Tasers are less lethal weapons and used instead of bullets.
They should not be used like cattle prods when people aren't doing whatever is being yelled at them or on people who aren't moving fast enough for impatient cops.