Transcript of Barack Obama takes aim at Donald Trump during DNC speech. #Obama #Trump #BBCNews

Here's a 78-year-old billionaire who has not stopped whining about his problems since he rode down his golden escalator nine years ago. It has been a constant stream of gripes and grievances that's actually been getting worse now that he's afraid of losing the Kamel. There's the childish nicknames, the crazy conspiracy theories, this weird obsession with crowd sizes. America is ready for a new chapter. America is ready for a better story. We are ready for a President Kamala Harris.