Heidi Pérez-Moreno Texas Tribune With the Texas-Mexico border moving to center stage in national politics, Texas voters consider immigration and border security the most important problems facing the state, according to the latest University of Texas/Texas Tribune Poll. Combined, those topics are the top state-level concerns of 34% of all Texas voters, and of 59% of Republican voters in the state, the poll found. Asked about the most important problems facing the United States, 16% of Texas voters chose political corruption/leadership, while 14% chose either immigration or border security. Another 8% chose the COVID-19 pandemic as the biggest threat. The state's increasing racial and ethnic diversity is a cause for optimism, according to 37% of voters, down from the 48% who made the same assessment in a UT/TT Poll a year ago. It's a cause for concern, according to 34% of all voters, up slightly from the 31% with that sentiment a year earlier. Among Democrats, 55% called increasing diversity a cause for optimism, a view shared by 24% of Republicans. And while 28% of Democrats called increasing diversity a cause for concern, 40% of Republican voters did so.