The 2026 primary season heads to Illinois, where voters will weigh in on races for U.S. Senate and state governor.

Lt. Gov. Juliana Stratton’s win in the Senate Democratic primary was also a win for Gov. JB Pritzker, while big-spending groups like AIPAC got mixed results in Tuesday’s contests.

The 2026 Illinois primary election is Tuesday, March 17. Here are results for all races.

Voters in Illinois head to the polls in the latest midterm primaries. NBC News correspondent Shaquille Brewster speaks with the candidates Senate primary to replace retiring Sen. Dick Durbin (D-Ill.).

Illinois is holding primary elections Tuesday with the main focus on the race for the seat of outgoing U.S. Sen. Dick Durbin. CBS News White House reporter Aaron Navarro has more.

It's primary day in Illinois. The polls are open until 7:00 tonight. The Illinois primary is next in the midterm election cycle. Here's what to expect, plus the biggest races to look out for as control of Congress hangs in the balance.

Lt. Gov. Juliana Stratton (D) won Illinois’s marquee Senate primary on Tuesday, defeating two House lawmakers and all but assuring she’ll succeed Sen. Dick Durbin (D-Ill.) in the upper chamber. Voters in Illinois headed to the polls to weigh in on primary races that underscored Democratic divides,

It's Election Day in Illinois. Polls are now open until 7 p.m.