Ted Cruz actually said...

Is it true the locomotive was very shortly thereafter put into service and the result was significant portions of the video were missing?

What we need as a train crew... is to be notified whenever these trending detectors are seeing this car trend hotter.

we will certainly commit to working with you to try to find a solution that enhances safety while at the same time protecting the interests ...

There is clearly scope for beneficial regulation in circumstances where market forces can't be expected to resolve an issue.