Kamala Harris could make history if the Democratic Party follows through in giving her the reigns.
Joe Biden's publicly endorsed his Vice President for the presidential nomination after deciding to end his campaign.
She could be the first Black woman and Asian-American to lead the ticket of a major political party.
Uncertainty had been circling since last month's debate about whether Biden would stay in the race.
US correspondent Dan Mitchinson told John MacDonald many donors had taken a step back - unconvinced Biden would be able to beat Donald Trump.
“They don’t want to back a losing horse, so I think they were waiting to get their chequebooks out to see what he’s going to do, and now we’ll see if they’re willing to back Kamala Harris.”
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