Edit: I should say, she's actually pretty on board with the rich/corporations fucking up the world, but she blames black people, poor people, immigrants, young people, for their problems instead of seeing the larger implications.
Maybe a specific episode of Chapo, Citations Needed, documentary, etc, whatever, she's what I would call a very conservative lib
Obviously Some More News is well known and lib friendly. It's like the Daily Show or John Oliver's show but with more leftism. There's a few good eps on racism via telling others why they're wrong:
https://www.youtube.com/channel/UCvlj0IzjSnNoduQF0l3VGng
https://www.youtube.com/watch?v=O4ciwjHVHYg
https://www.youtube.com/watch?v=GyNVIUpGTWM
https://www.youtube.com/watch?v=iGxfNl9C6CQ
https://www.youtube.com/watch?v=VEy-xtIQJkA
https://www.youtube.com/watch?v=tuzQrbio2Qw
https://www.youtube.com/watch?v=hx6MgBjR4K0
https://www.youtube.com/watch?v=1cZUcKPfN34
https://www.youtube.com/watch?v=pei4boOUaBQ