Some of Trump's executive orders have an immediate policy impact. Others are more symbolic. Some already are being challenged ...

Six people cycled through as homeland security secretary during Trump's first four years in office. Noem, who held her state's lone U.S. House seat for eight years before becoming governor in 2019 ...

Those plans will immediately put Noem in the spotlight after the new president visited recent disaster sites in North Carolina and California ... security secretary during Trump's first four years in ...