Black people criminality in US and the theories and causes of violence

https://www.dailywire.com/news/7441/7-statistics-you-need-know-about-black-black-crime-aaron-bandler

Did You Know?
In 2015, men committed 62% of murders and were 79% of all murder victims.A
Black men committed 36% of murders and made up 52% of all murder victims. White men committed 30% of murders and accounted for 43% of all murder victims.A
Homicide is largely intra-racial. Of crimes involving a single offender and victim: 81% of white victims were killed by a white perpetrator; 89% of all black victims were killed by a black perpetrator.

This paper is great propaganda by Le Monde:
https://www.lemonde.fr/international/article/2019/08/18/etats-unis-un-noir-sur-mille-peut-s-attendre-a-etre-tue-par-un-policier_5500386_3210.html?fbclid=IwAR0_VaEtHhDCXynopN31ALw9XlM7eD0lIqCJIsvmHhYor-CYC79dyX9ow9s

https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(18)31130-9/fulltext

One conclusion: Violence is a male mainly black distribution, Y chromosome of black people should be different than Y chromosome of Asian ones... (https://www.pnas.org/content/116/34/16793)

Some disturbing facts are there:

https://jcdurbant.wordpress.com/2015/10/11/armes-a-feu-attention-un-massacre-peut-en-cacher-un-autre-harvard-econonomist-confirms-that-in-developed-countries-its-the-number-of-handguns-and-not-assault-rifles-that-kill-the-most-people-an/

Another explanation is acquired violence behaviour by the shared and non-shared environment.

It is apparently the case for young black people because a huge proportion of them are reared in a unipersonal family I mean a mother alone. Ok, but is it not a trait of violence in the genomics of the father?
Studies of homozygotic twins have demonstrated the heritability of violence above 50%...