While Sen. Tim Scott’s “From Cotton to Congress” speech offered an optimistic view of the country's future at the Republican National Convention, others spoke more to grievances. GUEST: Political consultant Frank Luntz Start Here, the daily news podcast from ABC News: https://bit.ly/2Y8Cu8U FiveThirtyEight Politics, nightly reaction and analysis: https://bit.ly/2DXwwB4 Learn more about your ad choices. Visit