Carrie was publicly humiliated, beaten, doped, shot and put her life on the line countless times without hesitation, just to make others see Brody as she saw him ... and succeeded. Abu Nazir, the CIA, Jessica and the show's own audience, no one even came close to seeing Brody with the clarity Carrie has always seen. Carrie has always read Brody like no one else.

It would be possible to clarify the following doubts:

How did Carrie see Brody?

and how did the US come to see it?

It's the world?