About half of U.S. states are issuing driver licenses that comply with the Real ID Act.
Homeland Security is evaluating the use of contractors for immigrant detention centers.
For some facilities, it's about reducing long lines and passenger complaints.
Long security lines at airports anger passengers and airlines, and there's no relief in sight.
'It's a life-and-death question' at the Pentagon, witness testifies.
As lawmakers examine how it vets workers, critics call for a culture shift.
Local governments are watching the impasse over Homeland Security funding.
The challenges of developing a social media strategy for the US government.
A new app built by the Homeland Security Investigations unit is designed to catch criminals through crowd sourcing.
In a blow to the fledgling digital currency, U.S. government officials have frozen an account tied to the world's largest Bitcoin exchange.
