WSJ May 17
http://online.wsj.com/article/SB10001424127887324767004578488833834357540.html?mod=WSJ_hpp_LEFTTopStories
"House Republicans on Friday probed for political motivations behind the Internal Revenue Service's targeting of conservative groups, saying lawmakers had been lied to and that there had been additional violations at the agency.
House Ways and Means Chairman Dave Camp (R., Mich.), saying the revelations so far were "just the tip of the iceberg," asked who started targeting conservative groups, who knew about the practice, why it went on for so long and why the IRS wasn't forthcoming when lawmakers asked whether conservatives were being targeted. . . ."