Bernie does this thing constantly where he says something first without thinking about how it sounds and then has to clean it up either later in the interview or in a follow-up. Happens all the time. Bernie's quote makes it seem like PoC shouldn't run since white people are uncomfortable voting for them.
Emphasis mine on the bolded text.“I think you know there are a lot of white folks out there who are not necessarily racist who felt uncomfortable for the first time in their lives about whether or not they wanted to vote for an African-American,” Sanders told The Daily Beast, referencing the close contests involving Andrew Gillum in Florida and Stacey Abrams in Georgia and ads run against the two.