How does the DHS work with federal law enforcement entities and the Department of Defense to ensure that its domestic security requirements are met and threats mitigated?

The Department of Homeland Security has many responsibilities pertaining to securing the nation’s borders. However, a majority of the nation’s threats derive from overseas locations. How does the DHS work with federal law enforcement entities and the Department of Defense to ensure that its domestic security requirements are met and threats mitigated?

 

http://www.dhs.gov/xlibrary/assets/ia-fy2011-fy2018-strategic-plan.pdf

 

https://www.cia.gov/library/center-for-the-study-of-intelligence/csi-publications/csi-studies/studies/vol.-53-no.-3/improving-homeland-security-at-the-state-level.html

 

http://www.dhs.gov/xlibrary/assets/20101013-dod-dhs-cyber-moa.pdf

 

http://www.fas.org/sgp/crs/homesec/R42969.pdf

 

http://www.oig.dhs.gov/assets/Mgmt/OIG_06-06_Nov05.pdf

 

https://www.dhs.gov/xlibrary/assets/usvisit/usvisit_edu_biometrics_brochure_english.pdf