Overview

• President Biden cites age and mental acuity concerns in his decision to step down.
• Kamala Harris receives Biden's endorsement and vows to unite the Democratic Party.
• Elon Musk faces allegations of social media interference after users report issues following Harris' campaign account.
• Musk's financial support for Trump's campaign raises questions about his political motives.
• Silicon Valley leaders express mixed reactions to Harris' candidacy and Biden's withdrawal.