https://fivethirtyeight.com/features/why-the-democrats-have-shifted-left-over-the-last-30-years/ (Links to an external site.)
https://www.washingtonpost.com/politics/2019/11/28/democratic-party-has-moved-left-so-has-us-this-explains-how-why/ (Links to an external site.)
Sample Solution
