Robert Sumwalt, chairman of the National Transportation Safety Board (NTSB), offered insight on the status of important rail safety changes at the midpoint of the Most Wanted List 2017–2018 cycle in a March 26 blog post.
The NTSB released its 2017–2018 Most Wanted List in November 2016, following a new two-year cycle format rather than the previous annual timeline used.
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