Overview: Security Threat Groups are documented and recognized as part of the prison population. They differ from criminal street gangs as to their organization, purpose and reach. Instructions: For this assignment, you will: Describe what is a security threat group. Summarize the causes and stages of a riot. Discuss how the introduction of security threat groups into riots change the dynamics. Requirements: Length: at least 2, 12 pt. font, double spaced, APA formatted pages, not including title and reference pages.