Need to Know - 15 October, Ideology or earnings, whats' more important for markets?

Sarah Muir and David Broomfield look at why tariffs are proving to be important for the US Presidential election campaign and their impact on the economy. And with such a closely-fought election, how much do investment returns depend on the party in power. What could happen if there's a contested result. Plus, this week's quick fire numbers round features 67 and 8.