Based on your current knowledge and understanding of DHS, what do you think would be an effective infiltration into the United States by air?
A destructive biological attack and use of a contagious agent to cause massive panic and health challenges within the population, an airliner hijack , exploitation of the United States' student visa g program, airline terrorists enter the United States at various major city locations, DC, NYC, LAX, BOS, MIA, etc., or missile attack?
Remember to support your statements with examples and references.
Max (3 paragraphs)