Billionaire ex-mayor of New York City is focusing funds on House races to help Democrats retake majority in midterms

The billionaire Michael Bloomberg will spend $80m to help Democratic candidates in the midterm elections, US media reported on Tuesday, a significant infusion of cash for a party that has recently struggled with fundraising as it seeks to win control of Congress.

The reported donations came as Donald Trump announced on Tuesday he intended to spend a total of $400m to aid Republican candidates, with $300m already disbursed.

Elon Musk has spent $158m in a month to back Republicans in midterm races – with his efforts mostly focused on Texas

Tens of millions of dollars are pouring into Texas as Democrats stage an audacious bid to win a US Senate seat in the Republican stronghold.

Elon Musk, the world’s richest person, is among those wading into the closely watched race as November’s midterm elections approach.

Maine senator refutes claim from ex-Navatek CEO that he funded Collins’s Super Pac in exchange for naval contracts

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Susan Collins, the US senator of Maine, has dismissed allegations that she traded federal contracts for campaign cash as “completely false” after it emerged the FBI examined the claims.

Asked by a reporter about an ethics complaint filed last week by a Maine attorney, the Republican – currently campaigning to retain her seat ahead of November’s US midterm elections – said the allegations were recycled from 2020 and had been rejected by the Department of Justice, the FBI and the Federal Election Commission.