These billion-dollar natural disasters set a US record in 2017

FILE-- People stand on what remains of a bridge which spanned the Vivi River and also connected to the inland village of Charco Abajo, after Hurricane Maria in Puerto Rico, Oct. 13, 2017. Extreme weather events caused a total of $306 billion in damage in the United States last year, making 2017 the most expensive year on record for natural disasters in the country, the National Oceanographic and Atmospheric Administration said Jan. 8, 2018.