So, he a little off tone with racists comment.
Why be shocked?
Trump, probably his role model or given those views the green light.

Hell, it's Iowa problem of creation.
Many probably represented by him.
He not brave enough to step in a minority community and speak hate.

Mainly, like various bigots its in the white community that stay quiet.
Until a camera of focus is placed upon his supporters.
Mitch (Hotdog)McConnell might be a little too.

Many in Congress has some sort of racial views.
Don't matter what pigmentation they are?
Steve (Stupid)King is protected by the first amendment.

So let him be him.
Iowa voted for him.