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Former Vice President Joe Biden won Tuesday's Oregon Democratic primary, per AP.

The state of play: Biden is already the Democratic Party's presumptive nominee, following Sen. Bernie Sanders suspending his campaign in April. The Democrats will host their national convention in August, where the nomination is expected to be solidified.

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Roger Marshall wins Republican Senate nomination in Kansas primary

Rep. Roger Marshall. Photo: Mark Reinstein/Corbis via Getty Images

Rep. Roger Marshall won the Kansas Republican Senate primary on Tuesday evening, beating former Secretary of State Kris Kobach and a slew of other candidates, AP reports.

Why it matters: Following GOP Sen. Pat Roberts' retirement announcement, some Republicans worry that if Kobach won the primary it would endanger the party's chances of keeping the seat and maintaining a majority in the Senate.

Updated 18 hours ago - Politics & Policy

Trump campaign outraises Biden by $25 million in July

Combination images of President Trump and former Vice President Joe Biden. Photo: Alex Wong/Getty Images/Mark Makela/Getty Images

President Trump's re-election campaign and the Republican National Committee announced on Wednesday they collectively raised $165 million in July.

Why it matters: With 90 days until the election, Trump and the RNC outpaced the Biden campaign, the Democratic National Committee and their joint fundraising committees, who announced earlier Wednesday that they raised $140 million last month.

Updated Aug 5, 2020 - Politics & Policy

Primary races to watch in Arizona, Kansas, Michigan, Missouri, Washington

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Primary elections on Tuesday in fives states see crowded fields of both Republicans and Democrats hoping to make the ballot in 2020.

What to watch: Rep. Rashida Tlaib (D-Mich.) is "fighting for her political life" in a tight primary race against Detroit City Council President Brenda Jones, who Tlaib beat by 900 votes in 2018, The New York Times writes. Senate Republicans are also watching the primary race in Kansas to see who could replace retiring Republican Sen. Pat Roberts.