Han wrote:

It appears to me (from press reports) that there is a fairly well
established criminal enterprise(s) smuggling weapons, perhaps legally,
perhaps illegally purchased outside the Northeast that are sold on te
streets of Newark, New York and likely elsewhere.

I am not against legal sales of weapons, but against illegal sales. I
would like investigations and laws to prevent those. Fairly simple,
isn't it?

The easier fix is to legalize gun sales.