According to the article, what factors are typically necessary for a riot to ensue? What factors can be used to stop a riot? What policies do they recommend for preventing riots? In your opinion, what other factors may be useful in preventing riots?

David Haddock and Daniel Polsby are professors of law at Northwestern University. They published an article titled ”Understanding Riots” for the Cato Institute in the Cato Journal, which can be accessed at https://object.cato.org/sites/cato.org/files/serials/files/cato-journal/1994/5/cj14n1-13.pdf.  According to the article, what factors are typically necessary for a riot to ensue? What factors can be used to stop a riot? What policies do they recommend for preventing riots? In your opinion, what other factors may be useful in preventing riots?  Examine these riots: LA Riots, Ferguson, Chicago 1968, Watts 1965, Stonewall Riots, Seattle 1999, and Arab Spring.