Marcelo Rochabrun

Reporter  The Center for Public Integrity

Despite efforts to beef up laws regulating lobbyists, public is in the dark when it comes to what firms are up to in Washington.

Hourly pay of four figures is possible at one D.C. firm, court filings show.

Name for 'independent expenditure-only committee' turns 4 years old, but still not fully integrated into common language.

Sen. Lindsey Graham and a super PAC supporting him pitched a billionaire donor at same place an hour apart from one another other.