It was the event sponsor he should have vetted, Kevin Swanson ?
It’s correct that a candidate can’t control what every conference speaker says
Yes, Swanson is a fringe kook. I’d never heard of him before but most of the other groups supporting the conference are well known for their efforts to oppose the pro-homosexual agenda and have defended people like the Oregon couple that were persecuted for not wanting to bake the gay wedding cake.