Federal transportation safety officials say an Amtrak train was traveling about 80 miles per hour in a 30 mph zone before it derailed near DuPont.
http://www.king5.com/article/traffic/amtrak-train-traveling-at-80-mph-before-derailment-ntsb-says/281-500303305
http://www.cnn.com/2017/12/18/us/amtrak-derailment-washington/index.html
https://en.wikipedia.org/wiki/2017_Washington_train_derailment
https://en.wikipedia.org/wiki/Pierce_County,_Washington#Transportation
