Kamala Harris' digital strategy appears to be working.
KAMIL KRZACZYNSKI/AFP/Getty Images
- Vice President Kamala Harris briefly took the DNC stage on Monday.
- Harris thanked Joe Biden ahead of his primetime speech kicking off the convention.
- Crowds erupted in cheers as the vice president took the DNC stage.
Vice President Kamala Harris surprised crowds on the first day of the Democratic National Convention, offering brief remarks and thanking President Joe Biden...