Amtrak didn’t wait for system that could’ve prevented wreck

The rush to launch service on a new, faster Amtrak route near Seattle came at a deadly cost — critical speed-control technology that could have prevented a derailment was not active before the train set off on its maiden voyage.
Work to install the sophisticated, GPS-based technology known as positive train control isn’t expected to be completed until next spring on the newly opened 15-mile (24-kilometer) span where the train derailed, according to Sound Transit, the public agency th