Many passengers showed up at airports early for extra screening or brought passports, easing fears that the long-postponed ...

Homeland Security officials have said welfare checks aim to ensure that unaccompanied children “are safe and not being ...

A prominent Washington attorney has sued the Trump administration over the revocation of his security clearance, calling it ...

Elon Musk aides received accounts on a National Nuclear Security Administration system with tightly guarded nuclear secrets, ...