but it's been huge in arizona for years. >> even before the pandemic, more than 70% of arizona voters were voting by mail. >> going forward, under the new arizona law, if you do not use your early ballot, returning it by mail or dropbox at least once in two consecutive election cycles, even if you do vote in person during that time, county officials will send a notice stating that within 90 days, you must confirm in writing your desire to remain on the early voting list. otherwise you will no longer automatically receive early ballots unless you reregister. some experts who we've talked to say removing occasional mail-in voters from the list could affect as many as 150,000 arizonans. >> they're not voting. these are nonvoters. these are non-mail-in voters. these people have not, umm, shown an interest in voting by