Delegates leave to join six-party nuclear talks

The speaker expresses uncertainty about the current situation but promises to provide more information the following day.

What do you think the speaker means by having no idea today?

In what ways can uncertainty affect communication, as suggested by the text?

What might the speaker be feeling when they say they have no idea?

How does the speaker's statement about letting someone know tomorrow reflect their current state of mind?

What significance does the name 'Mark' hold in the context of the text?