Duel in the desert: US marine veteran aims to win back working-class voters for Democrats

On a recent morning, Tucson mayor Regina Romero canvassed a neighborhood in Arizona, aiming to connect with voters ahead of the midterm elections. She knocked on a yellow door, greeted by a young man brushing his teeth. After introducing herself, she asked if he had heard of JoAnna Mendoza, the Democrat challenging Republican congressman Juan Ciscomani. When Romero mentioned Mendoza's nearly two-decade service as a US marine, the young man's interest piqued. This brief interaction highlighted the Democrats' strategy to reclaim the House of Representatives by appealing to voters like him.

Congressional District Six is a swing seat in a swing state, where over a third of residents identify as independents. This district connects liberal Tucson with more conservative areas stretching toward New Mexico. Historically, voters here have leaned Republican, but with rising discontent towards Donald Trump amid economic challenges and an unpopular war with Iran, Democrats see an opportunity.