Money & Politics: Campaign Finance, SuperPACs and 'Citizens United' Track the race for cash in the 2012 election, as both candidates and outside groups work to raise funds.
Special Series

Money & Politics

Track the race for cash in the 2012 election, as candidates and outside groups work to raise funds.

Casino magnate Sheldon Adelson at the presidential debate between Mitt Romney and President Obama, in Denver on Oct. 3. Adelson invested millions in an effort to help elect Romney — but only after bankrolling a superPAC for former House Speaker Newt Gingrich in his anti-Romney Republican primary battle. Nicholas Kamm/AFP/Getty Images hide caption

toggle caption
Nicholas Kamm/AFP/Getty Images

Karl Rove, former adviser to President George W. Bush, speaks last year in Corpus Christi, Texas. Rove is the chief fundraiser for the biggest outside spender this election season: the twin groups American Crossroads and Crossroads GPS. Michael Zamora/AP hide caption

toggle caption
Michael Zamora/AP

Former Virginia Gov. Tim Kaine is joined by his wife and daughter in celebrating his Senate victory over Republican George Allen. Mike Theiler/UPI /Landov hide caption

toggle caption
Mike Theiler/UPI /Landov

Karl Rove, the founder of Crossroads GPS and a former adviser to President George W. Bush, at the Republican National Convention in Tampa, Fla., on Aug. 28. Spencer Platt/Getty Images hide caption

toggle caption
Spencer Platt/Getty Images

U.S. Sen. Sherrod Brown (right), D-Ohio, debates his Republican challenger, Ohio state Treasurer Josh Mandel, at the City Club in Cleveland on Oct. 15. Tony Dejak/AP hide caption

toggle caption
Tony Dejak/AP

Former Maine Gov. Angus King, an independent candidate for the U.S. Senate, greets potential voters Oct. 1 in Bath, Maine. Joel Page/AP hide caption

toggle caption
Joel Page/AP

Costumed demonstrators on Oct. 3 in Denver, before the first presidential debate. Doug Pensinger/Getty Images hide caption

toggle caption
Doug Pensinger/Getty Images