Joe Biden, Bill Clinton and Hillary Clinton have endorsed Kamala Harris for the Democrat nomination for President. 
 
But there are notable names – including Barack Obama – who haven’t given her their support so far.  
 
Is the Vice President significantly more electable than Joe Biden? 
 
Niall Paterson is joined by Michael Yaki, former senior advisor to Nancy Pelosi, who has known Kamala Harris for 20 years. 
 
Plus, Thomas Gift, political scientist at University College London, profiles some of the potential candidates to run as her vice president. 
 
Producers: Soila Apparicio and Emma Rae Woodhouse 
Editors: Philly Beaumont and Paul Stanworth