How soon before they bring in Ebola?
To be completely logical and objective, ebola will be brought across the border at some point, even if only non-intentional. People will want to escape the plague, and what better way than just leave the particular country.
[ How soon before they bring in Ebola? ]
How long before Jihadis decide to get infected intentionally and slip past the border as plague monkeys....
http://www.judicialwatch.org/blog/2014/07/illegal-alien-minors-spreading-tb-ebola-dengue-swine-flu/
They already have.