Michigan’s high-stakes Democratic primary for US Senate seat too close to call – as it happened

This live blog is now closed. Read more of our primaries coverage here:

• Democrat Marie Gluesenkamp Perez survives Washington's crowded primary

• Incumbent Wesley Bell wins Missouri primary as Cori Bush comeback bid fails

• Missouri rejects citizens' bid for vote on Trump-backed redistricting plan

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Almost all of the polls have closed in Michigan. We'll bring you the results as they come in, particularly in the most closely watched race of the night -the Democratic primary for US Senate.

There are four counties in Michigan that keep central time, which means that they will close their polls an hour later than the rest of the state.