Redistricting after the 2020 U.S. Census gave the Arizona GOP candidates a leg up in three districts. Meanwhile, a district that had strongly favored Republicans for the past decade got only slightly less GOP-friendly.
The partisan makeup of Arizona's U.S. House delegation and control of Congress itself are up for grabs Tuesday, with Republicans hoping to shift the state's 5-4 Democratic tilt by picking up two and possibly three seats.