The white poor suffer from generational poverty too. The reason is the awful state of class mobility in the US.

Anti-racists often say they’re not ignoring class, but then they ignore class. The discussion in the comments here illustrates that: the anti-racists want to compare all black people with all white people and ignore the fact that the police almost exclusively kill poor people, which means that when it comes to police killings, middle-class black people are more privileged than poor white people.