Primary elections

Democratic Party of Hawaii staff tabulate presidential primary ballots in Honolulu on Friday, May 22, 2020. The Democratic Party of Hawaii is scheduled Saturday to release the results of its party-run presidential primary which was delayed by more than a month due the coronavirus pandemic. The party expected most members to vote by mail and some to cast ballots at about 20 in-person polling sites. But concerns about the virus forced the party to cancel in-person voting and allow only mail ballots. (AP Photo/Caleb Jones)

President Donald Trump speaks during a meeting with Arkansas Gov. Asa Hutchinson, and Kansas Gov. Laura Kelly, in the Cabinet Room of the White House, Wednesday, May 20, 2020, in Washington. (AP Photo/Evan Vucci)

FILE - In this March 7, 2020, file photo Democratic presidential candidate former Vice President Joe Biden acknowledges the crowd during a campaign rally in Kansas City, Mo. In an effort to ease concerns about his age, the 77-year-old presumptive Democratic nominee has said he wouldn't seek reelection if his mental or physical health declined. He has also referred to himself as a “transition candidate," acting as a bridge to a younger generation of leadership. (AP Photo/Charlie Riedel, File)

FILE - In this April 7, 2020, file photo voters line up at Riverside High School for Wisconsin's primary election in Milwaukee. Advocates for the disabled and minority voters in Wisconsin filed a sweeping federal lawsuit Monday, May 18, 2020, asking a judge to order that more poll workers be hired, every voter in the state receive an absentee ballot and a host of other changes be made to ensure the August primary and November presidential elections can be held safely amid the coronavirus pandemic.(AP Photo/Morry Gash, File)

In this Wednesday, May 6, 2020, photo, Postmistress Donna DeWitt carries mail at the tiny post office on Isle Au Haut, Maine. The post office serves the 70 or so year-round island residents. (AP Photo/Robert F. Bukaty)

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This undated photo provided by the Mike Garcia For Congress campaign shows candidate Mike Garcia. A swing House district north of Los Angeles is up for grabs in a contest that will be an early test for President Donald Trump as he heads toward November. Trump has been using his presidential perch to summon up support for Republican Mike Garcia, who faces Democrat Christy Smith on Tuesday, May 12, 2020 in a special election for the vacant 25th District seat. (Cynthia Smalley/Mike Garcia For Congress via AP)

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Poll worker Eric Boson submits absentee ballots during the Wisconsin 7th District special election on Tuesday, May 12, 2020, at the Oak Avenue Community Center in Marshfield, Wis. Republican Tom Tiffany and Democrat Tricia Zunker are vying to fill the vacancy left by Republican Sean Duffy, who resigned from the seat in September. (Tork Mason/The Post-Crescent via AP)

Democratic presidential candidate former Vice President Joe Biden speaks about the coronavirus Thursday, March 12, 2020, in Wilmington, Del. (AP Photo/Matt Rourke)