MacLean's Congressional Testimony to Improve Aviation Security

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June 26, 2017 U.S. Department of Transportation Office of Inspector General Audit Report (No. AV2017063) on the need for cockpit secondary barriers concluding the flight attendant/drink-cart and flight attendant/no-drink-cart methods to protect an unlocked cockpit “were ineffective”

Robert MacLean 2015 Congressional Testimony to Improve Aviation Security