Wisconsin’s Democratic primary will take place Tuesday, something that wasn’t a sure thing until the state’s Supreme Court ruled it shouldn’t be delayed due to concerns over the coronavirus.

Even if significantly fewer people will likely show up to the polls than otherwise would have, the contest could still have important effects on the Democratic presidential primary race and the right to challenge President Trump in November. Former Vice President Joe Biden enters the contest as his party’s presumptive nominee, with Vermont Sen. Bernie Sanders hanging on in a challenge from the Left.