Is there a free training video for staff at assisted living on how to deal with bullying?

There are some good videos on youtube by Teepa Snow about communicating, de-escalating and redirecting patients.

There probably are films available, you would need to check with the owner of facility.

In the mean time, I came across this article https://www.agingcare.com/articles/nursing-home-bullying-174743.htm keep scrolling down the page even if you see advertisements, the article continues on.