FILE - Delegates watch as the roll call vote of states continues after Vice President Mike Pence spoke at the 2020 Republican National Convention in Charlotte, N.C., Aug. 24, 2020. Many state Republican parties made changes to their rules ahead of the 2020 election by adding more winner-take-all contests and requiring candidates to earn higher percentages of the vote to claim any delegates. (AP Photo/Andrew Harnik, File) FILE PHOTO
