When faced with division in the country during the 2020 election, 55-year-old retiree John Inserra decided to pursue a path of societal change. That path became a literal one, across six states, down the center of the country, beginning in North Dakota and ending in Texas. Omar Villafranca has the details in our ongoing "CBS Mornings" series A More Perfect Union. Air Date: Oct 22, 2021