Protesters clash with police for 2nd day as death toll rises to at least 44

What do you think the speaker means by 'I don't.'?

In what context do you think this statement could be used?

How might the tone of the speaker affect the interpretation of 'I don't.'?

Can you provide an example of a situation where someone might say 'I don't.'?

What emotions could be associated with the phrase 'I don't.'?