Leaders from South Dakota have taken to social media to give statements on the deadly crash between a commercial flight and an Army helicopter near Washington, D.C.

If passed, the bill would require the U.S. Congress to formally declare war to deploy South Dakota National Guard members.

The Senate voted on Saturday to confirm Kristi Noem as homeland security secretary, putting a former South Dakota governor in ...

The Coast Guard’s newest national security cutter is setting out on its first operational patrol to the Southern Atlantic to counter illegal, unregulated and unreported fishing off South America.