The NTSB warns that two Toledo bridges face collapse risk if struck by ships, following a similar Baltimore incident.

Ships are highly likely to collide with major bridges across the United States, with potentially catastrophic collisions happening every few years, according to preliminary findings of an urgent a ...

That's all for our live coverage today, but we'll be back with more updates and analysis tomorrow. If you're just checking in, here is a recap of the key developments today: The US and Russia held ...