Farmers and ranchers have supported President Trump for a decade. But the war in Iran, tariffs and other administration policies have soured some on the G.O.P.

We assess three campaign ads in the battleground states that have focused on the cost of living.

© Alex Kent/The New York Times

Plus, a big debate night in Senate battlegrounds.

© Jamie Kelter Davis for The New York Times

In a top Senate battleground, Representative Ashley Hinson, the Republican nominee, sparred with Josh Turek, her Democratic rival, on policy issues ranging from Medicaid to term limits.

© Pool photo by Cody Scanlan