National Transportation Safety Board (NTSB) Chair Deborah Hersman listens during an NTSB investigative hearing at the NTSB in Washington, Wednesday, Dec. 11, 2013, on the crash landing of Asiana ... more 
National Transportation Safety Board (NTSB) Chair Deborah Hersman listens during an NTSB investigative hearing at the NTSB in Washington, Wednesday, Dec. 11, 2013, on the crash landing of Asiana Airlines Flight 214. The two-dozen witnesses at the hearing include representatives of Asiana, Boeing, the Federal Aviation Administration and the Korean government Office of Civil Aviation. (AP Photo/Jacquelyn Martin) less 
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Associated Press | Photo By Jacquelyn Martin
Thu, Dec 12, 2013 12:13 AM EST