Arizona’s newest Senator Ruben Gallego has a history as a progressive firebrand. But, his first moves as a sitting senator have the progressive left up in arms.

The bill would give US Customs and Border Protection more authority. Former Sen. Kyrsten Sinema previously introduced a version.

The new senator from Arizona is set to back the Laken Riley Act, which allows ICE to detain and deport noncitizens charged with certain crimes

Arizona Democrats were ready to fight Donald Trump on immigration. Now they find their own senators siding with Republicans.

RFK Jr.’s skepticism of vaccines has raised fears about his nomination by President Donald Trump to lead the Department of Health and Human Services.

a Phoenix firefighter who died Wednesday after a long battle with occupational cancer. Arizona Secretary of State Adrian Fontes shares thoughts on future of elections in the state.

Sen. Ruben Gallego of Arizona is giving mixed reviews to President Donald Trump’s border security policy rollout.

The second inauguration of the divisive former president is putting civility to the test. Freshman Rep. Yassamin Ansari of Phoenix will skip it, but other Democrats, including freshman Sen. Ruben Gallego,

In backing the Laken Riley Act, the Arizona senator said he's breaking with a party that's “largely out of touch with where your average Latino is.”

Experts say cultivating genetic diversity and mitigating Phoenix’s urban heat island must occur to protect native plants.

The Senate confirmed former New York Rep. Lee Zeldin as the next administrator of the Environmental Protection Agency in a bipartisan vote, paving the way for the Trump administration’s de-regulatory agenda.

The back-and-forth created confusion and fear that will linger beyond the lifetime of the memo, nonprofit leaders said.