When your teammates do something stupid and you can help minimize the damage and possibly keep them from repeating the mistake, it seems reasonable to jump in and do what you can. In most situations I would encourage you to do just that.
Then again, there are some people and actions that may not compel you to help. Perhaps it’s time they learned to deal with the consequences of their own choices.
This article uses the story of a baseball brawl to make the point. It’s a point worth considering.