As viruses evolve some will become more virulent and events like this will occur more and more often. With international travel and the ease in which residents can leave our country, travel abroad freely, and bring disease back to our country its UNSTOPPABLE, without developing protocols. The price to freely travel abroad to regions where outbreaks are likely possible is worth it though, right....in the name of freedom?
Think "12 Monkeys"
https://www.youtube.com/watch?v=CBNMEwNx9x4