Gilchrist is a member of the AIP party. So thus it becomes a topic, and fair comment. At some point, I assume Gilchrist will explain why he was a member of that party, and what he agreed with them about, and what if anything he disagreed with them about.
At any rate...I do not believe the AIP out of Utah with several state parties is rasist at all.
Here's a listing from their national site of their platforms and beliefs.