Obama to endorse Biden for 2020 Democratic nomination, source close to Obama says
Obama to endorse Biden for 2020 Democratic nomination, source close to Obama says
The endorsement is expected to come in a video to be released later on Tuesday

US Vice President Joe Biden (R) interjects as President Barack Obama delivers remarks at a reception for the 25th anniversary of the White House Initiative on Educational Excellence for Hispanics at the White House in Washington, October 15, 2015. REUTERS/Jonathan Ernst
Former US President Barack Obama will endorse his vice president, Joe Biden, for the 2020 Democratic presidential nomination on Tuesday, according to a person close to Obama.
The endorsement is expected to come in a video to be released later on Tuesday, the person said.
Obama's expected backing would come a day after Biden's last remaining rival, Senator Bernie Sanders, provided his endorsement on Monday.