Swift at a stop on "The Eras Tour" in London.
Gareth Cattermole/TAS24/Getty Images
- Taylor Swift is officially backing Kamala Harris for president.
- Swift's fans were long fired up, with some forming a grassroots group.
- Swift made her announcement shortly after Harris' debate with Trump ended.
It's officially a "Love Story" between Taylor Swift and Vice President Kamala Harris.
The superstar singer endorsed Harris for president on Tuesday night, minutes...