A term used to describe the situation in which a public official or fiduciary who, contrary to the obligation and absolute duty to act for the benefit of the public or a designated individual, exploits the relationship for personal benefit, typically pecuniary.
http://legal-dictionary.thefreedictionary.com/Conflict+of+Interest

The (Hillary Clinton) State Department review of the Benghazi terror attack let senior officials off the hook for the policy decisions that led to sub-standard security at the U.S. compound in eastern Libya, according to a draft House committee report obtained by Fox News.

The nearly 100-page report concludes that the State Department’s internal review board -- called the Accountability Review Board, or ARB -- was flawed. The report by Republicans on the House Oversight and Government Reform Committee alleges the board’s probe was not comprehensive, its interviews were not thorough, and the investigation itself may have been damaged by conflicts of interest.

Read more:   http://www.foxnews.com/politics/2013/09/16/state-departments-benghazi-review-let-senior-officials-off-hook-report-finds/#ixzz2fAy8P66D