When you think about disasters that caused a whole bunch of deaths in one swoop in the US in the last 25 or 30 years (outside of a war), you probably think about the September 11 attacks, which killed 2,977 in the US. If I were to ask you what the next biggest disaster in terms of deaths, you’d probably also get it right: Hurricane Katrina and its 1,833 deaths. But do you know what caused the third greatest number of deaths in the past […]