NPR's Jason Beaubien just returned from Sierra Leone, which along with Guinea and Liberia is suffering from the worst ever Ebola outbreak.
USIS, a federal contractor based in Falls Church, Va., is drawing fire for its security clearance record.
Aaron Alexis, the Navy Yard shooter, and Edward Snowden, the federal contractor who leaked classified information, were both vetted by USIS.
U.S. Senator Claire McCaskill of Missouri said in a statement, “What’s emerging is a pattern of failure on the part of this company, and a failure of this entire system, that risks nothing less than our national security and the lives of Americans.”