Herschel Walker, the GOP nominee for a U.S. Senate seat in Georgia, said people who are worried about the high cost of insulin should “eat right” in his only debate against Sen. Raphael Warnock (D-Ga.) on Friday. During an exchange about the economy and the high cost of living, Warnock touted his work passing legislation lowering prescription drug prices, including a $35 cap on monthly insulin costs. He noted that Walker had opposed the law, which is called the Inflation Reduction Act. Walker responded by saying the Inflation Reduction Act had not reduced inflation. Then he argued that people who...