My council was to summarize and bring the conversation back with in the guidelines of Hungry Onion. Some wiggle room may be granted but when things go past a certain point I prefer to bring it up. I’d rather people have a chance to calm down and step back rather than shutting down a topic. I’m not arguing the validity of this - simply saying this is not the place.
“Excluded discussions– Please no discussions on the following topics: Policies, politics, racism, disability, religion, sexual orientation, discrimination.”