Overview

• Tester defends his record, emphasizing bipartisan efforts to enhance border security.
• Sheehy criticizes Tester, aligning him with Biden's immigration policies and calling for a southern border wall.
• Tester co-sponsors conservative immigration legislation, a rare move for a Senate Democrat.
• Republicans allocate $15 million to campaign against Tester on immigration issues.
• Biden and Trump introduce contrasting immigration policies, further polarizing the debate.