...our boss who would literally stand in the middle of the office berating him, talking about how stupid he was, telling him he was about to get deported if he didn't straighten up, talked about f$%king the kids' new wife, etc. all at high volume so all in the office could hear. ...
Now they're telling all prospective employers that they wouldn't recommend hiring me.
...won't hire me because former employer said not to, and they have said this to others, too. ...
TLDR: So, what do you tell a prospective employer about why you left, how you left, and what the previous employer said?