Rep. Hoyer: Congress ‘Must’ Examine How Defense Firms Screen Employees

First, there was Edward Snowden, the Booz Allen Hamilton IT contractor who leaked details of several highly classified anti-terrorism programs. Now, there’s Aaron Alexis, an HP contractor who allegedly killed 12 Monday at the Washington Navy Yard. Alexis was a Navy Reverse veteran who did IT work, like Snowden, for the U.S. national security sector…