Outside groups spend more than $200M on Pennsylvania's Senate race

With the control of the U.S. Senate hanging in the balance, super PACS and other committees have spent millions in the weeks leading up to Election Day, primarily on advertising.

* Total spending by other groups making independent expenditures of less than $500,000 individually.

Note: Based on committee-reported total expenditures from 24/48-hour elections filings through Oct. 30. Spending either supports a candidate or opposes that candidate's opponent.
Chart: Analysis by PennLive and S.I. Newhouse School Journalism StudentsSource: Federal Election CommissionGet the dataCreated with Datawrapper