FILE - In this Oct. 1, 2020 file photo, Los Angeles County Democratic Party Chair Mark J. Gonzalez, center, flanked by Los Angeles City Councilmember David Ryu, right, and others, holds a banner with key vote center locations and social distancing instructions at a news conference outside Staples Center in Los Angeles. Most vote centers in California will open on Saturday. There will be fewer of them available this year because of the coronavirus. While most people will vote by mail, some will still show up to vote in person. State officials are urging people to vote early to avoid lines. (AP Photo/Damian Dovarganes, File)

FILE - In this May 12, 2020, file photo, Arjan Walia votes during a special election in Santa Clarita, Calif. Most vote centers in California will open on Saturday. There will be fewer of them available this year because of the coronavirus. While most people will vote by mail, some will still show up to vote in person. State officials are urging people to vote early to avoid lines. (AP Photo/Marcio Jose Sanchez, File)

Paul Bergman cleans a voting machine at the Oak Park Community Center on Monday, Oct. 27, 2020, in Sacramento, California. The Oak Park Community Center opened on Saturday and will be open through Election Day. Most vote centers in California will open on Saturday. There will be fewer of them available this year because of the coronavirus. State officials are urging people to vote early to avoid lines. (AP Photo/Adam Beam)