There’s a big slate of high-stakes primaries that will help shape the 2026 midterms tonight.California, Iowa, New Mexico and South Dakota all hold gubernatorial primaries, with several contests likely to set the terms for competitive races in November.Iowa also features a closely watched Democratic primary for U.S. Senate, where the nominee could determine whether the party has a real shot at making the race competitive.House control will also be on the line, with voters choosing nominees in a number of battleground districts. Among the key races: California’s 22nd and 48th districts, New Jersey’s 7th District and Montana’s 1st District.And in Los Angeles, the mayor’s race has become one of the most closely watched local contests in the country.Here are the poll closing times:8 p.m. ET – New Jersey and South Dakota9 p.m. ET – Iowa and New Mexico10 p.m. ET – Montana11 p.m. ET – CaliforniaLeave your thoughts in the comments as the results come in.