What to know about the NTSB and the investigation into the DC plane crash
National Transportation Safety Board Chairwoman Jennifer Hommendy described the investigation into the crash Wednesday night ...
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What to know about the NTSB and the investigation into the DC midair tragedy
The NTSB history dates to 1926, when Congress passed a law charging the U.S. Department of Commerce with investigating aircraft accidents.It was established as an independent agency within the U.S ...