Why might an Iowa farmer who has voted Republican his whole life abandon the party in the 2026 midterms? This Daily episode follows Caleb Renner, a 25-year-old soybean and corn farmer in north central Iowa, as tariffs, a costly Iran war, and diesel and fertilizer spikes push him toward Democrats Rob Sand and Josh Turek. Caleb Renner sold soybeans for $9.20 a bushel after China retaliated against Trump's tariffs, well below the roughly $12 he needs to profit.