The rest of the country, including parts of the Navajo Nation within Arizona, observes daylight saving time. On Sunday at 2 a ...

Daylight saving time began early Sunday morning, but Arizonans didn't need to adjust their clocks — only how they track time in the rest of the country. Arizona does not observe daylight saving ...

President Donald Trump declared in December that "the Republican Party will use its best efforts to eliminate daylight saving ...