Challenge to JD Vance? Kamala Harris will run for the 2028 US Presidential elections; says, 'don't write me off, you haven’t seen the last of me'

Kamala Harris has now dropped in some lines in her previous interviews, where she has said that the United States has not seen the last of her, which is now being taken as a hint that she may take a run at the 2028 US Presidential elections. How good are her chances?