FILE - In this Saturday, Dec. 1, 2018 file photo, former Vice President Joe Biden speaks during the UNLV William S. Boyd School of Law 20th Anniversary Gala at the Bellagio Casino in Las Vegas. On Monday, Dec. 4, 2018, Biden said he believes that he is the most qualified person in the country to be president. (Yasmina Chavez/Las Vegas Sun via AP) Photo: Yasmina Chavez, AP / Las Vegas Sun
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