"When the next pandemic occurs (and make no mistake, it will) and the federal government is unable to respond in a coordinated and effective fashion to protect the lives of US citizens and others, this decision by John Bolton and Donald Trump will be why."
-Stephen Schwartz, on Twitter, May 2018
People knew. Also, Americans don't really have the habit of factoring in major events outside of their control into their long term strategy. It will be ok. The danger is "over there". The oceans will protect us.