epa07527035 (FILE) - US Vice President Joe Biden delivers remarks to introduce Democratic candidate for vice president Tim Kaine during a rally for Democratic presidential candidate Hillary Clinton, on the eve of election day, at George Mason University in Fairfax, Virginia, USA, 07 November 2016, (reissued 25 April 2019). According to reports on 25 April 2019 former US Vice President Joe Biden announced that he will seek democratic nomination for the 2020 US elections. EPA/MICHAEL REYNOLDS *** Local Caption *** 53108541