Article continues below advertisementKamala Harris isn't holding back.Appearing on the October 30 episode of Steven Bartlett's "Diary Of A CEO" podcast, the former Vice President of the United States opened up about a time that Joe Biden let her down.Harris told Bartlett that when Biden called her ahead of her debate against Donald Trump in September 2024, he at first told her to "go get 'em" but then told her something that left her shaken her up.