It is none of their damn business. I stated a while ago that both sides use the same tactics, they just use them in support of the side they are on. This right here was an attempt to use a public forum to pressure him into supporting Kamala, while if he was on some conservative show they would have attempted the same thing to get him to publicly support Trump.
He navigated it decently well, by pointing out in so many words that people should vote for who aligns with their view of which direction they desire the country to go, but he also showed them that he is more than willing to openly support a candidate he believes in by showing what he has done in the past.
Darn Caucasians always trying to tell other groups of people how we should think.