References

Coats, D. (2017, May 11). Worldwide threat assessment of the U.S. Intelligence Community. h?ps://www.hsdl.org/?
view&did=801029

Gardner, J. (2016, April 25). The ever-evolving terrorism threat to the U.S. InHomeland Security. APUS.
h?p://inhomelandsecurity.com/evolving-terrorism-threat-us/

Nelson, R. (2013). Homeland security at a crossroads: Evolving DHS to meet the next genera?on of threats. The
Center for Strategic and Interna?onal Studies. h?ps://www.csis.org/analysis/homeland-security-crossroads-
evolving-dhs-meet-next-genera?on-threats