LESTER HOLT: Back home, as millions get ready to head to the polls just hours from now, an alarming number of Americans are losing faith in the country's election system. Cynthia McFadden now on why trust is plummeting and what can be done about it.
DONALD TRUMP AND JOE BIDEN: The only way we're going to lose this election --
TRUMP: -- is if the election is rigged.
JOE BIDEN: --is by the chicanery going on relative to polling places.
CYNTHIA MCFADDEN: Little surprise perhaps the nation's trust in our voting system at the core at the American democracy is at an all-time low. Polls show over 40% of Americans are not confident the election results will be counted accurately.