I've seen lots of different sites saying he didn't hate black people, then other sites saying he wanted all black people sterilized. I'm looking for some credible sources on the subject, any help would be very appreciated.
Always more to be said on a topic, but this answer from /u/commiespaceinvader is likely of interest for you. Additionally, although this is specifically in regards to Jesse Owens, you'll likely find this old answer to be relevant.