MacLean's Congressional Testimony to Improve Aviation Security

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”

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Robert MacLean 2015 Congressional Testimony to Improve Aviation Security