Robert Sumwalt has served as a member of the National Transportation Safety Board since August 2006. He spoke Tuesday to the Wichita Aero Club.
Robert Sumwalt has served as a member of the National Transportation Safety Board since August 2006. He spoke Tuesday to the Wichita Aero Club. Jerry Siebenmark The Wichita Eagle
Robert Sumwalt has served as a member of the National Transportation Safety Board since August 2006. He spoke Tuesday to the Wichita Aero Club. Jerry Siebenmark The Wichita Eagle