Mark Kelly

The Pentagon says it is investigating Democratic Sen. Mark Kelly of Arizona over possible breaches of military law after he appeared in a video that called for U.S. troops to refuse unlawful orders.

The cost of wildfire recovery on public lands mostly falls to agencies like the National Park Service and U.S. Forest Service. Several western U.S. senators have requested more federal help after a devastating fire year.

Sen. Mark Kelly says, despite the damage done by the Dragon Bravo Fire, letting some fires burn can be important to reduce risk.

Sen. Ruben Gallego is the co-sponsor of the Laken Riley Act, which would require federal immigration authorities to take custody of undocumented migrants charged with theft-related crimes.

U.S. Senator Ruben Gallego was formally sworn in Friday. The Arizona Democrat is the first Latino to represent the state in the Senate.

A bipartisan group of senators, including Arizona Sen. Mark Kelly, introduced legislation to address a syphilis epidemic that’s hit tribes especially hard.

With the state up for grabs in next week’s presidential election, Democrats and Republicans are making their final arguments to northern Arizona voters.

A bipartisan bill in the U.S. Senate would create a commission to investigate historical abuses at Native American boarding schools.

A key U.S. Senate committee has unanimously approved a broad set of initiatives to help shore up flood and drought resistance in northern Arizona as part of a larger water bill.

A bill has been introduced in the U-S Senate that would study high cancer rates among American military pilots and other aviation crew.