TY - DATA AU - Elias,Bartholomew ED - Library of Congress. TI - Strange occurrences highlight insider threat to aviation security T2 - IN PY - 2018///- CY - [Washington, D.C.] PB - Congressional Research Service KW - Aeronautics KW - United States KW - Safety measures KW - Employee screening KW - Airports KW - Security measures KW - Air pilots KW - Mental health N1 - The CRS report home page provides access to all versions published since 2018 in accordance with P.L. 115-141; GPO Cataloging Record Distribution Program (CRDP) UR - https://purl.fdlp.gov/GPO/gpo134704 ER -