Rep. Kevin Hern wins GOP Senate primary in Oklahoma

Hern’s primary win, NBC News projects, makes him a heavy favorite to win Homeland Security Secretary Markwayne Mullin’s old Senate seat in November.

Rep. Kevin Hern has won the Republican Senate primary in Oklahoma, NBC News projects, paving the way for him to win the open seat in the general election.

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The seat was previously represented by Homeland Security Secretary Markwayne Mullin, who resigned from the Senate in March to replace former Secretary Kristi Noem in the Cabinet.

Hern, who was first elected to the House in 2018, decided to leave that chamber to try the leap to the Senate. He represents Oklahoma’s 1st Congressional District, which covers most of Tulsa, and is on the powerful Ways and Means Committee.