Rep. Randy “Duke” Cunningham described a level of corruption on his part more extensive than previously known ... use of legislative “earmarks,”

Imprisoned Cunningham outlines depths of corruption to FBI | By George E. Condon Jr. and Marcus Stern | COPLEY NEWS SERVICE | 8:53 p.m. July 17, 2007

WASHINGTON – In two days of prison interviews with federal agents this year, disgraced former Rep. Randy “Duke” Cunningham described a level of corruption on his part more extensive than previously known and dealt a potentially devastating blow to the defense being waged by one of the defense contractors alleged to have bribed him.
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Cunningham was able to promote defense contracts for favored companies through the use of legislative “earmarks,” provisions lawmakers could slip anonymously into spending bills without debate, discussion or disclosure that benefit interests in their districts or their political supporters Wilkes has said a $100,000 payment he made to Cunningham in 2000, was not a bribe, but instead was to purchase Cunningham's river yacht, the Kelly C.
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According to the FBI summary, Cunningham admits to being provided with prostitutes, misleading congressional ethics officials, making others buy gifts for his daughters, personally devising the schemes to launder his bribes, lying to his staff, and putting unrelenting pressure on government officials who thought the defense contracts he pushed with congressional earmarks were wasteful. ...