Stephen meets an internet-famous horse, VP Kamala Harris has jumped out to a polling lead in several battleground states, vice presidential hopeful J.D. Vance is hurting Donald Trump\u2019s chances of retaking the White House, and MTV decided to reschedule the Video Music Awards so as not to compete with the presidential debate on September 10th. Journalist Alex Wagner tells Stephen what to expect at the first night of the Democratic National Convention when President Biden is expected to deliver a landmark address and hand the keys to the party over to VP Kamala Harris. Catch \u201cAlex Wagner Tonight\u201d every Tuesday through Friday on MSNBC!\nLearn more about your ad choices. Visit megaphone.fm/adchoices