Two McHenry County Board members appear to be headed toward defeat in the Republican primary Tuesday.

Voters in McHenry, Ogle, Lee, Grundy and many other counties are weighing in on whether they think Illinois should opt into a voucher-style federal scholarship program that would give donors a tax credit.

The winner of the 11th District Republican Primary will face Democratic U.S. Rep. Bill Foster in November.

Evanston Mayor Daniel Biss was leading Tuesday night in the Democratic Party’s primary for the 9th Congressional District seat long held by U.S. Rep. Jan Schakowsky.

In a crowded race for retiring U.S. Sen. Dick Durbin’s Senate seat, Republican Don Tracy has secured the GOP nomination in Tuesday’s primary, according to unofficial election results. Check back for updates

Darren Bailey has won the Republican nomination for governor in Tuesday’s primary election, setting up a familiar face-off with Democrat JB Pritzker in the race for the governor’s office in November, according to unofficial election results.

Illinois Lt. Gov. Juliana Stratton has won the Democratic primary for U.S. Senate, edging out two sitting members of the U.S. House. in a race that will see her facing Republican Don Tracy in November.

Democratic U.S. Rep. Mike Quigley and Republican Tommy Hanson appeared headed to victory in their respective 5th District primaries, setting up another showdown between the two Chicagoans.

Democratic U.S. Rep. Brad Schneider of Highland Park on Tuesday easily fended off a primary challenge from Morgan Coghill.