A Donald Trump protester and supporter get into an altercation at the conclusion of a Trump rally in March in Tucson, Ariz. Police broke up the fight and both people walked away.
A Donald Trump protester and supporter get into an altercation at the conclusion of a Trump rally in March in Tucson, Ariz. Police broke up the fight and both people walked away. Mamta Popat AP
A Donald Trump protester and supporter get into an altercation at the conclusion of a Trump rally in March in Tucson, Ariz. Police broke up the fight and both people walked away. Mamta Popat AP

A divided America: What are the precedents?

November 05, 2016 6:00 PM