To prevent gun smuggling…..
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The Department of Homeland Security tightened screening requirements for airport and airline employees today, following a three-month review triggered by allegations of gun-smuggling by airline employees last year.

The changes mean that all airport and airline employees traveling as passengers will have to go through TSA security screening. Aviation workers will also have to submit to a “fingerprint-based criminal history records check” every two years, until TSA can create a real-time system for criminal background checks.

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