She’s been identified on several sites: https://turtleboysports.com/professor-poonstain-caught-on-film-calling-cop-a-murderer-and-telling-him-that-hes-a-mexican-who-will-never-be-white-is-kalunda-rae-iwamizu-aka-kalunda-jenkins/
I chose this one to post because it includes some of her tweets and posts - surprisingly, the last one is complimentary about Trump.
Professor Poonstain? Fo real?
Thank you, Kipp!