Here’s more info from her home state on the ethics investigation that reportedly led to her resignation:
https://www.postandcourier.com/politics/watchdog-wants-investigation-of-nikki-haley-s-private-jet-flights/article_d32bcbb0-cb2e-11e8-8c2a-076e4f7ad7a1.html
So Hillary as SOS got kick backs from Russia and other countries to CF as well as Bill after making speeches but CREW not interested.