1. Atop the Powerful Budget Committee at Last, Bernie Sanders Wants to Go Big Washington, January 12

    To the chagrin of Republicans, the democratic socialist senator will play a central role in shepherding Joseph R. Biden Jr.’s agenda through Congress.

  2. Winners and Losers of the Democratic Debate Interactive, March 16

    Our columnists and contributors give their rankings.

  3. Analysis of the Biden vs. Sanders Debate, March 15 Interactive, March 15

    We watched the Democratic presidential debate — a one-on-one matchup between Joseph R. Biden Jr. and Bernie Sanders during the coronavirus pandemic — and analyzed it in real time.

  4. What Would It Take for Bernie Sanders to Win? Interactive, March 12

    Mr. Sanders needs to do substantially better in the contests that remain to win the Democratic nomination.

  5. National Primary Results Map: Where Biden and Sanders Have Won Interactive, March 10

    See where Biden and Sanders have made the biggest wins of the 2020 Democratic primaries

  6. Democratic Delegate Count and Primary Election Results 2020 Interactive, February 3

    See how many delegates are available in each state.