Everything You Need to Know About Primary Elections in 5 GIFs

Yes, you're voting for a candidate. But those votes decide the number of delegates that each candidate gets at the party's national nominating convention. Some state primaries allocate delegates on a proportional basis. Others have a winner-take-all system. Which state gets what? Those with primaries between March 1 and March 14 award delegates on a proportional basis; those with primaries on March 15 or later use the winner-take-all formula.