"2024 Washington State Presidential Primary: County Voting Breakdown and Nomination Clinches"

President Joe Biden and former president Donald J. Trump won their respective Democratic and Republican primaries in Washington state, with Biden clinching the Democratic presidential nomination and Trump becoming the GOP's presumptive nominee for a third straight election. Trump had over 74% of the GOP vote, while Biden carried nearly 87% of the Democratic vote. Voter turnout appeared low, with only 23% of registered voters returning their ballots. Both candidates are facing challenges, with Trump facing criminal cases and questions about his policy plans, and Biden dealing with dissension within his party's progressive base.