More to come soon, but in the mean time, here are some articles from the Washington Post as well as transcripts of Livingstone's testimony to the House Subcommittee on Government Oversight and Reform to give you some background and raise some questions that the First Lady and soon-to-be Senate candidate needs to answer.
Also, check out Ann Coulter's book High Crimes and Misdemeanors for more insight and details.
(Her book can be bought via the link above, or the No-2-Hillary Bookstore.)
Livingstone's 6/14/96 Deposition to the House Subcommittee
Livingstone's 6/17/96 Deposition to the House Subcommittee
More on the investigation
GOP Slams White House in FBI Files Report - 8/25/96
Livingstone Resigns, Denying Ill Intent - 6/27/96
In Files Case, All Sides Claim Interest in Ferreting Out Motive for Requests - 6/24/96
White House Obtained FBI Data on Fired Travel Chief - 6/6/96
And one from Court TV: http://www.courttv.com/legaldocs/government/fbifiles.html