It probably in the end came down to which candidate reinforced their negatives the least.
Republican nominee Donald Trump, with his blustering, bullying and tendency to behave like an embarrassing and slightly drunk uncle from the side of the family you try to avoid; or Democrat Hillary Clinton, with her propensity to appear like a politically correct electronic checkout machine.
Read more ($): http://www.nbr.co.nz/opinion/trump-vs-clinton-debate-battle-negatives