Story highlights Vice President says Sanders 'exciting his crowds'

Attendees at fundraiser not sold on a Biden campaign

Miami (CNN) Democratic donors who attended a high-dollar fundraiser headlined by Joe Biden on Wednesday expressed little enthusiasm afterward for a come-from-behind presidential bid.

Biden spent more than two hours talking to attendees who paid up to $33,400 to attend the event, held in the Coconut Grove home of Miami real estate developer Stephen Bittel. Proceeds went to support Senate Democrats mounting reelection bids.

Guests said afterward that Biden's 2016 decision-making never arose during the event, which was closed to the press.

"I wish it did," said one attendee, who lamented missing the chance to hear Biden discuss his political future to potential supporters -- and campaign donors. Instead, Biden made the case for electing Democratic senators and defended the Iran nuclear deal.

Biden did raise the name of one Democratic presidential candidate -- Sen. Bernie Sanders.

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