Coburn: Constituents link IRS audits to Mitt Romney donations By Daniel Strauss - 05/23/13 09:33 AM ET Sen. Tom Coburn (R-Okla.) said Thursday his constituents have suggested they were audited by the Internal Revenue Service because they donated to Mitt Romney's 2012 presidential campaign. Coburn made the charge during an interview on MSNBC. [Watch video] "What I would tell you, is our whistleblower side is lit up," Coburn said Thursday on the news channel. "And I got a phone call yesterday and one of the things I want to know is, everybody that contributed to Romney, I want to know...