Iowa presidential poll may contain warning for Biden’s re-election – but it’s still early – as it happened

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Joe Biden spent the weekend fundraising with his former boss, Barack Obama, and the Hollywood stars who have increasingly lined up behind the Democratic president's re-election effort. Here's more, from the Associated Press:

Some of Hollywood's brightest stars headlined a glitzy fundraiser for President Joe Biden, helping raise what his re-election campaign said was a record $30m-plus and hoping to energize would-be supporters for a November election that they argued was among the most important in the nation's history.