Tucson Veteran Challenges Incumbent in Congressional Race

JoAnna Mendoza, a former Marine and Navy officer, is running against Rep. Juan Ciscomani in Arizona's 6th District.

Published on Feb. 20, 2026

In a letter to the editor, a Green Valley resident expressed support for JoAnna Mendoza, a Tucson veteran who is challenging incumbent U.S. Representative Juan Ciscomani in the upcoming election for Arizona's 6th Congressional District. The letter writer criticized the current national leadership for setting a poor example and praised Mendoza's background and policy proposals, which include a return to the rule of law and a focus on the economic struggles of families.

Why it matters

This race in Arizona's 6th District is expected to be highly competitive, as the incumbent Ciscomani is a rising Republican star while Mendoza, a political newcomer, is positioning herself as a challenger to the status quo. The outcome could shift the balance of power in Congress.

The details

Mendoza, a former long-time Marine and Navy veteran, decided to run for Congress after becoming frustrated with the current administration and incumbent representative. She grew up in rural Eloy, northwest of Tucson, working alongside her parents in cotton fields from a young age. Mendoza is critical of the current leadership for disregarding the economic struggles of families like the one she came from and is proposing a return to the rule of law if elected.

  • The election for Arizona's 6th Congressional District will take place in November 2026.

The players

JoAnna Mendoza

A former Marine and Navy veteran who is challenging incumbent U.S. Representative Juan Ciscomani in the election for Arizona's 6th Congressional District.

Juan Ciscomani

The incumbent U.S. Representative for Arizona's 6th Congressional District, who is being challenged by JoAnna Mendoza.

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What they’re saying

“Lie, cheat and steal is the example the leader of our nation displays daily. Fortunately, there are possible future leaders like JoAnna Mendoza of Tucson who advocate a different path.”

— Kim Smith, Green Valley Resident (gvnews.com)

The takeaway

This race in Arizona's 6th Congressional District will be a closely watched contest, as it pits a political newcomer and veteran against an incumbent Republican in a district that could play a pivotal role in determining the balance of power in Congress.