Former President Donald Trump — and to some degree, Vice President Kamala Harris — have been on the campaign trail talking about federal land in Western states, including Arizona. The vast open tracts are seen as prime real estate that could help reduce a national housing shortage. But one Republican candidate for state office has taken it a step further, promoting policy positions on land and water that would undercut tribal sovereignty. … Vince Leach laid out his plan to address the affordable housing problem in Arizona, some 24 hours after he acknowledged Columbus Day. “We got to work with the feds to get our land back. Give me my land,” Leach said during an event sponsored by the Citizens for Picture Rocks in Pima County. “We’ve got to open up more land.”