CLEAN : Security deploy around Soccer City stadium

The speaker introduces themselves as being from Brooklyn and engages the audience by asking what they are doing here, followed by a prompt for a vote.

What does the speaker imply about their origin?

What is the speaker's reaction to the question asked?

What does the speaker want to know about the other person's presence?

What is the significance of the word 'One' in the context?

What does the speaker mean by 'vote' in this context?