We had a cold winter in North America, and while global warming may be real, it is debatable if it is human driven or solar driven. The 523 dead in North America from tornados was reported by La Nacion of Paraguay.
Joplin is still recovering. NASCAR racer Jamie McMurray will help out his hometown of Joplin, Missouri. Springfield was fortunate to have only 4 casualties. Heartland twisters are still a problem, despite early warning systems. Cullman, Alabama is still recovering as well.
There have not been reports of Amtrak problems at Springfield, Massachusetts.