weekend" tomorrow. latino voters in a heavily democratic part of the state to rethink their support for him. david noriega is covering this story. you visited a border city there where you spoke to voters who have concerns about supporting president biden now. what did you learn? >> reporter: yeah, chris, so it used to be that the democrats had on the issue of immigration, specifically, a very clear advantage over republicans with latino voters, and to be clear, they have that advantage, and a lot of liberal pollsters and analysts, caution about overstating the extent of the shift that i'm talking about here. the shift is happening. the gap is narrowing, and in a heavily latino swing state like arizona, that could be pretty consequential. take a look. on arizona's border with mexico sits the city of nogales, where 95% of residents have hispanic roots and where republicans are hoping to capitalize on antipathy towards migrants that