This Guardian article is a good summary and starting point to look up stories about the cities featured. https://www.theguardian.com/us-news/ng-interactive/2017/dec/...

You’re right it’s not as well publicized as it should be.

Try a cursory Google search. It's not only well documented, but there have been several publicized court cases that cities in Nevada have lost and had to pay SF restitution for bussing their mentally unwell homeless over.

Here's an article about Las Vegas's "Greyhound Therapy": https://www.sfgate.com/bayarea/article/Homeless-patients-bus...