A new CNBC All-America Economic Survey finds 63% of registered voters oppose an AI data center within 10 miles of their home, while just 13% support one. Republican voters broadly support continued AI development, but many oppose the data centers and power infrastructure needed to support it in their own communities. The backlash is reshaping midterm election politics, pushing Republicans who once championed data-center investment to emphasize utility costs, local impacts and tougher safeguards. President Donald Trump has cast America's artificial intelligence race with China as a national-security imperative, pushing faster development of the technology and an immense buildout of…