Sometimes you don’t have to look very far to see the problem. In this Chronicle of Higher Education article on college-enrollment statistics, “Latino” is used in the headline, and “Hispanic” is the first word in the article.
The Los Angeles Times is trying to work through the issue, too, in their style guide. In that case, the discussion seems to aspire to some textual stability, where the readers’ comments below will show they still have some work to do.