The New Hampshire primaries are Feb. 9. Delegates at stake: 24 pledged for Democrats, 23 bound for Republicans.
What to watch for in Indiana
On Tuesday, Indiana holds its primaries for both parties. Democratic candidates will battle for 83 available delegates, while Republican candidates vie for 57.
Super PACs have spent supporting and opposing current presidential candidates in Indiana. The super PACs are technically independent. They are required to identify the money they spend in favor of or against specific candidates.
Note: Candidates with no associated independent spending not shown.
Source: Federal Election Commission
Top national fundraisers
Area of rectangles represents total campaign contributions for each candidate nationally. The shaded portion represents cash on hand.
Note: A previous version of this graphic displayed net rather than total contributions.