Trump has promised a crackdown on immigrants under his administration, with some Democratic cities and states vowing to oppose his efforts unilaterally.

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

Arizona's top education official is opposed to a new Trump administration directive allowing immigration officials to pursue ...

The family of Ashtian Barnes, a 24-year-old killed in a traffic stop, say officer is responsible for circumstances that made ...

The Justice Department is directing its federal prosecutors to investigate any state or local officials who stand in the way ...

How Trump could implement his death penalty agenda - Trump campaigned heavily on expanding the death penalty and has asked ...

Because presidents exercise such unfettered discretion in granting clemency, these actions provide useful insights into their ...

WASHINGTON − President Donald Trump on Monday declared a national border emergency and ordered the U.S. armed forces to repel ...

Allies say the president's clean energy and environmental justice achievements will last. But he leaves behind no solution ...

The cases are part of Project Safe Childhood, a nationwide effort to combat child sexual exploitation and abuse that launched ...

Mexican long-nosed bats have been identified in southeastern Arizona through citizen scientist efforts and innovative DNA ...