Response to the following question:
What are the most significant threats to U.S. Homeland Security? What makes them significant? To what degree is the U.S. prepared to address these threats? What specific policies and procedures are in place to prevent, prepare, and respond to these threats? Why might these work and why might they not work? What aspects of the American political system will be challenges to these policies and procedures?
Support your work by citing sources according to APA standards.