The U.S. Supreme Court's expected ruling in June on Arizona's immigration law will set the blueprint for states where many officials say they face a crisis in trying to crack down on rising numbers of illegal residents.
Yet population changes and various research indicate that the great flow primarily of Latino illegal immigrants, which lasted at least two decades, ended several years ago.
Raging wildfires are burning tens of thousands of of acres in Arizona, Nevada and parts of New Mexico and Colorado. But federal agencies overseeing the response say they're not worried — by this time last year, there had already been more fires that destroyed more acres.
America's self-proclaimed toughest sheriff is facing a lawsuit from the federal government.
Joe Arpaio, the Maricopa County, Ariz., sheriff, became a controversial national figure for his tough stance on immigrants. The Justice Department had previously warned Arpaio that his department had engaged in a pattern of misconduct, violating the civil rights of the Latino community in his district.
A man fatally shot four people Wednesday outside of Phoenix before being found dead, authorities say. Among the victims was a girl between 1 and 2 years old. There are concerns about possible hazardous materials in 55-gallon drums in the backyard, The Associated Press reports, slowing the investigation.