Thus Chris Rock’s classic skit on how not to get beat up by the police.
https://www.youtube.com/watch?v=uj0mtxXEGE8
... which is actually good advice to anyone of any race.
And, building on Rock’s comedy, if you think the cops are out to get you for being black wouldn’t you also believe that they’d be more likely to believe anything your angry white wife said?
When you have been taught since you were a toddler that cops are evil, every problem you have is because of race, and that to survive you must steal, would such advice seem true to you?
I have a strong dislike of people from one town north of where I grew up, because of what my grandpa said all of my childhood. Stupid and odd, but that was imprinted on me.
Now if your entire family and social group is doing that, you will believe them more than some random person who doesn’t understand you. Even if it is your spouse.
“You can take the boy out the country, but not the country out of the boy!”