Some superPAC donors are hiding from public scrutiny. iStockphoto.com hide caption
Million-Dollar Donors
Who are the wealthy Americans pumping millions into presidential superPACs?Thursday
Tuesday
Hedge fund manager Paul Singer of Elliott Management has donated $1 million to Mitt Romney's superPAC. Lucas Jackson/Reuters/Landov hide caption
Saturday
In a video from the Horatio Alger Association, William Doré tells of a tense and abusive childhood. Horatio Alger Association/YouTube hide caption
Thursday
J.W. Marriott dines with his son Bill in a Hot Shoppe in March 1969. The elder Marriott was close to Mitt Romney's father, George. Dennis Brack/Landov hide caption
Friday
Foster Friess introduces Rick Santorum at the 2012 CPAC Conference in Washington, D.C., on Feb. 10 wearing a sweater vest embroidered with the candidate's name. Ron Sachs/CNP DPA/Landov hide caption
Wednesday
Bill Maher, shown here at a 2011 event in Los Angeles, gave $1 million to the superPAC supporting President Obama's re-election bid. Chris Pizzello/AP hide caption
Wednesday
Texas businessman Harold Simmons stands outside a Dallas courthouse in this 1997 photo. Flor Cordero/Reuters /Landov hide caption
Tuesday
Sheldon Adelson speaks at the 2008 "Facing Tomorrow" Presidential Conference in Jerusalem. David Silverman/Getty Images hide caption