Based on the Learn items, what role do biological agents play in homeland security? What type of biological agent do you think is most viable as a weapon? Why? What role do radiological hazards play in homeland security? What type of radiological agent do you think is most viable as a weapon? Why? What role do nuclear hazards play in homeland security? What type of nuclear agent do you think is most viable as a weapon? Why?
Textbook:

Johnson, T. A. (2015). Cybersecurity: Protecting critical infrastructures from cyber attack and cyber warfare.Boca Raton, FL: CRC Press. ISBN: 9781482239225.

Pichtel, J. (2016). Terrorism and WMDs (2nd ed.). Boca Raton, FL: CRC Press. ISBN: 9781498738989.