Now Playing: Assembly Required: Constructing the RNC and 'Election Cycle'

Now Playing: Trump's Battle With the Bands is Reverberating the 2016 'Election Cycle'

Now Playing: Election Cycle: A Journey From the RNC to the DNC

Now Playing: Pedaling From Trump's Podium to Hillary's: Starting Line 'Election Cycle' Speech

Now Playing: 'Election Cycle' Hitches a Ride With the 'Nuns on the Bus' on Route to DNC

Now Playing: 'Election Cycle' Smackdown: Brawl Under the Bridge

Now Playing: 'Election Cycle': Journey Across America

Now Playing: House Speaker Pelosi expected to deliver article of impeachment to Senate

Now Playing: '(2020) election was not stolen, all of the facts point in that direction': Chris Christie

Now Playing: 'Biden could have more of a wind at his back than you might think': Silver

Now Playing: 'Right now, Donald Trump is not going to get convicted in the Senate': Jon Karl

Now Playing: 'Debate over whether or not there was (election) fraud should occur': Sen. Paul

Now Playing: Senate 'must do many things at once' as impeachment trial nears: Sen. Klobuchar

Now Playing: ABC News' political analyst on President Biden's goals, progress

Now Playing: One of 9 prosecutors in Trump's second impeachment trial speaks out

Now Playing: President Biden to continue pushing forth agenda, cabinet nominees

Now Playing: Start date set for 2nd Trump impeachment trial

Now Playing: Biden signs 2 more executive orders as another cabinet member makes history

Now Playing: Article of impeachment to be delivered Monday

Now Playing: Amid the pandemic, fashion statements made an impact on Inauguration Day