Why yes, it is tribal warfare.
I bet he gets in trouble for that statement of fact.
The whole neighborhood knows which kids belong to these gangs. If you were a part of the neighborhood you could ask any person there who shot who and when and get the answer, but of course they will not help the police.
In most communities 99% of the people are honest, hardworking, decent folks. In these neighborhoods about 25% are involved in the activity, 25% are on public assistance, and the other 50 % are decent hardworking victims.
One would think the tribes would run low on manpower after a while. Where do they keep coming from?