Unless you really want to hear their perspective or they themselves bring it up, I wouldn't say anything. You are there to work with them and that professional

Unless you really want to hear their perspective or they themselves bring it up, I wouldn't say anything. You are there to work with them and that professional relationship needs to stay intact. The moment you bring up politics and hear views that are against your own values, your views of them will change. This can have or perceive to have an impact on the work, which will open a new set of problems that you didn't want to get involved in.