Investigators trying to determine whether engineer in deadly Amtrak derailment was using phone

Star Tribune: PHILADELPHIA — Investigators are combing through phone records, locomotive data, radio transmissions and surveillance video to determine if the engineer in last week's deadly Amtrak derailment was using his cellphone while at the controls, federal authorities said Wednesday.

Brandon Bostian's phone records show calls were made, text messages were sent and data was used the day of the crash, the National Transportation Safety Board said, but it remains unclear if the phone was used while the train was in motion.

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