Barack Obama speaks in support of Hillary Clinton

The speaker reflects on past campaign experiences, noting the diverse opinions of voters. They engage with the audience on a personal level, acknowledging their recommendations and humorously declining invitations. The speaker highlights their collaboration with Hillary Clinton during their time in the Senate, emphasizing the long and productive partnership they shared.

How does the speaker feel about their time served together in the Senate?

What does the speaker mean by 'pioneered her even more' after the primary?