Name: Protocol in question after Germanwings crash
Uploaded: Thu Mar 26 2015 16:43:55 GMT+0000 (UTC)
Duration: 3 min 40 s
Description: Andrea Mitchell talks with NBC’s Lester Holt about the investigation into the crash of Germanwings Flight 9525, which officials now believe was deliberately orchestrated by the plane’s co-pilot.

March 26, 201503:40