How do you quantify externalities of media? Do NYT and other progressive outlets share responsibility for looting during summer 2020 because they largely shared

How do you quantify externalities of media? Do NYT and other progressive outlets share responsibility for looting during summer 2020 because they largely shared the views of demonstrators? If climate change anxiety is shown to be a large factor in psychological issues, do outlets covering climate change get held responsible for that psychological consequence?