severe obstructive sleep apnea

Aftermath of the fatal Metro-North Railroad derailment, as seen from Chopper 880 on Dec. 2, 2013. (credit: Tom Kaminski/WCBS 880)

NTSB: Engineer In Fatal Metro-North Derailment Has ‘Severe Obstructive Sleep Apnea’

A medical document made available Monday by the National Transportation Safety Board said engineer William Rockefeller has “severe obstructive sleep apnea.”

04/07/2014