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Congressional campaigns spent more than $2.1 million on Lyft, Uber and other ride-sharing services in the last election cycle, eclipsing cab fares.

The initial public offering of Uber shares this month fell short of expectations, but there’s at least one audience where the ride-sharing service dominates: members of Congress. Read more»

Maricopa County Sheriff Joe Arpaio tells an Oro Valley audience about battling the federal government over immigration laws in the state in 2014.

Former Maricopa County Sheriff Joe Arpaio vowed Monday to continue the fight to clear his name of a criminal contempt of court conviction, after the Supreme Court rejected his challenge of an appeals court ruling. Read more»

Gen. Lori Robinson, then-commander of the U.S. Northern Command, toured the Southwest border with Border Patrol agents near San Diego in this 2016 file photo. Soldiers have since been deployed to support border operations and had an encounter with Mexican soldiers this month.

A border encounter between U.S. and Mexican soldiers earlier this month became a political issue Wednesday when President Donald Trump picked up the incident and threatened to send armed soldiers to the border in response. Read more»

Phoenix and Tucson were among 10 cities in the nation that saw their average daily temperatures – daytime and nighttime – rise more than 4 degrees since the first Earth Day in 1970, a new report says.

Phoenix and Tucson were two of the fastest-warming cities in the nation over the last five decades, according to a Climate Central report based on government data. Read more»

Maricopa County saw the biggest population growth in the nation last year, and greater Phoenix had the second-biggest, with the increase in both cases driven mostly by people moving in to the region, the Census Bureau said.

Maricopa County saw the largest population increase of any county in the nation last year, adding 81,244 residents to make eight straight years of gains. Pima and Pinal counties also had substantial increases in the number of residents. Read more»

Theodore Washington was the only one of three men still on Arizona’s death row in connection with the 1987 execution-style murder of Sterleen Hill in a Yuma home-invasion robbery.

A federal appeals court Wednesday overturned the death sentence for Theodore Washington, the last of three defendants still on death row in the 1987 execution-style murder of Sterleen Hill during a “disastrously violent home invasion” in Yuma. Read more»

Identical twins Scott, right, and Mark Kelly were the test subjects for a NASA study on how long periods of spaceflight affect the human body, with Mark on Earth while Scott spent almost a year in the International Space Station in 2015.

Scott and Mark Kelly were identical twins when Scott went into space, but would they be identical when he came back to Earth 340 days later? NASA says yes – eventually. Read more»

The first-eve image of a black hole, an object in space that is so densely packed that not even light can escape its gravitational pull. University of Arizona researchers were on the global team of scientists that spent years to see “the unseeable.”

UA astrophysicists went to great lengths (i.e., the South Pole) as part of the team out to prove Einstein's "beautiful equation" that predicted black holes. Read more»

Pedestrians line up to enter the U.S. at the Calexico, California, border checkpoint in this file photo. Business leaders say redeployment of CBP officers to deal with a border surge has led to slowdowns at ports of entry.

The Trump administration has moved border agents from ports of entry to dealing with asylum seekers, causing delays that leave some fearing economic impacts. Read more»

Officials from border, drug enforcement and human services agencies testified about the migrant surge at the southern border, where more than 360,000 people have been apprehended in the first six months of the fiscal year.

Customs and Border protection leaders warn lenient laws are encouraging families to flee central American violence and seek asylum in the U.S. Read more»

Congress has given its OK to a multistate drought contingency plan that determines how much each Colorado River Basin state is allowed to draw from the river if levels at Lake Mead, hit by years of drought, fall below a certain point.

Two weeks after water officials told Congress there was urgent need to approve the Colorado River drought contingency plan, the House and Senate both passed a plan Monday and sent it to the president’s desk. Read more»

A Mexican gray wolf fitted with a radio collar in this 2018 photo. Tracking the animals in the wild is part of the years-long effort to reintroduce the subspecies, which was at the brink of extinction.

The Mexican gray wolf population grew by 14 last year, which conservationists are happy about but not so happy they think the animal's long-term prospects are secure. Read more»

A Border Patrol agent rounds up minors who tried to ilegally cross the border in Texas in this 2014 photo. The Trump administration wants to change a law that lets minors from countries that are not adjacent to the U.S. to stay longer while their cases are worked out.

The Trump administration wants to weaken protections for unaccompanied kids without legal documentation, the U.S. Mexico border. Read more»

Since revealing her own assault at the hands of a superior officer, Sen. Martha McSally, R-Arizona, said it’s been important for her to be visible on the issue, so other victims can see someone else has gone through it.

In a different year, U.S. Sen. Martha McSally might not have been on a stage at the U.S. Naval Academy telling college officials that they need to step up and do their part to end sexual assaults on their campuses. Read more»

Gov. Doug Ducey said that trade between Arizona and Mexico is vital to the state but that border security is more important, which is why he could be ‘supportive’ of a short shutdown of the border that President Donald Trump has threatened if it was needed.

Arizona Gov. Doug Ducey gave conditional support Wednesday to a “short as possible” border shutdown, then shifted the blame to Congress. But President Trump announced Thursday that he'll put off closing crossing on the U.S.-Mexico border. Read more»

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