We're now closing our live page following the derailment of the passenger train on its inaugural run in Washington state.
A recovery operation is continuing, and officials are so far declining to provide any casualty numbers.
Here's a quick recap of what we know and also latest reports in the US media:
- more than 80 people were on board the southbound Train 501 from Seattle to Portland which was running on a new, shorter route
- the accident on a bridge over interstate motorway I-5 happened at 07:30 local time (15:30 GMT) some 45 minutes into the journey
- thirteen of the train's 14 carriages jumped the tracks, with some crashing onto the motorway below
- officials say there were multiple fatalities, with the Associated Press reporting that at least six people died
- reports say 77 people were taken to local hospitals
- the cause of the crash is being investigated, with some reports say the train may have hit something
- one passenger was quoted as saying that the train started to wobble a little before the crash
- Washington governor declared a state of emergency to mobilise all resources for the recovery operation and assistance to the injured
You can still follow all the latest updates on this story and other news on the BBC News website.