The Navy Yard tragedy
Subtitle: hearing before the Committee on Homeland Security and Governmental Affairs, United States Senate, One Hundred Thirteenth Congress, first session : examining government clearances and background checks, October 31, 2013 ; examining physical security for federal facilities, December 17, 2013
Series: S. hrg -- 113-425
Publisher: U.S. Government Printing Office
Published: 2014
Place of publication: Washington
Language: eng
Number of pages: 341
Subjects: Mass murder; Public buildings; Security measures; Government property; Security clearances; Government contractors; Employee screening; Washington Navy Yard
Notes: Shipping list no.: 2015-0083-P.

Includes bibliographical references.