Roger Clemens Timeline

Dec. 13, 2007 - Former Sen. George Mitchell releases a report on performance-enhancing drugs in baseball that implicates Clemens, mostly based on evidence provided by his former personal trainer, Brian McNamee, who told Mitchell he injected Clemens with steroids and human growth hormone about 16 to 21 times during 1998, 2000 and 2001.

Jan. 4, 2008 - Clemens and McNamee are asked to testify before the House Committee on Oversight and Government Reform.

Jan. 6, 2008 - Clemens files a defamation suit against Brian McNamee in 129th Judicial District Court of Harris County, Texas, and denies using performance-enhancing drugs in an interview with CBS' ''60 Minutes.''

Jan. 7, 2008 - Clemens airs 17-minute taped phone conversation with McNamee, when his former personal trainer repeatedly asks, ''What do you want me to do?'' During a news conference, the seven-time Cy Young Award winner vows to tell the truth when he testifies in front of the House committee.

Feb. 5, 2008 - Clemens gives a sworn deposition to the House committee.

Feb. 11, 2008 - McNamee files papers moving Clemens' lawsuit to U.S. District Court in Houston.

Feb. 13, 2008 - Clemens and McNamee testify before the House committee, and neither wavers from their previous statements. McNamee says he injected Clemens with steroids and HGH while the pitcher denies it, saying ''I have strong disagreements with what this man says about me.''

Feb. 27, 2008 - Congress asks Justice Department to determine whether Clemens lied under oath during testimony to a House committee.

Dec. 12, 2008 - McNamee sues Clemens in New York State Supreme Court in Queens for among other claims, libel, slander, intentional infliction of emotional distress and negligence.

Feb. 12, 2009 - U.S. District Judge Keith P. Ellison in Houston dismisses most of Clemens' lawsuit against McNamee.

April 22, 2009 - Clemens files papers moving McNamee's lawsuit to federal court in Brooklyn, N.Y.

Aug. 28, 2009 - Ellison dismisses remainder of Clemens' defamation suit.

Aug. 12, 2010 - In a 2-1 ruling, a panel of the 5th U.S. Circuit Court of Appeals in New Orleans upholds Ellison's dismissal, with U.S. Circuit Judges W. Eugene Davis and Jerry Edwin Smith voting to uphold on the ground there was no jurisdiction in Texas and U.S. Circuit Judge Catharina Haynes dissenting.

Aug. 19, 2010 - A federal grand jury in Washington, D.C., indicts Clemens one count of obstruction of Congress, three counts of making false statements to Congress and two counts of perjury.

Feb. 3, 2011 - U.S. District Judge Sterling Johnson Jr. in Brooklyn rules McNamee's civil suit will not go forward until after the criminal trial. He dismisses claims of malicious prosecution and intentional infliction of emotional distress and defamation claims based on statements that McNamee has a mental disorder and that McNamee was extorting Clemens.

June 29, 2011 - U.S. Supreme Court declines to grant Clemens' petition to review 5th Circuit decision.

July 6, 2011 - Clemens' trial in Washington begins with jury selection.

July 14, 2011 - On the second day of witness testimony, U.S. District Judge Reggie Walton declares a mistrial, ruling the video shown by prosecutors referring to a Laura Pettitte affidavit was evidence he previously ruled was inadmissible.

April 16, 2012 - Clemens retrial begins with jury selection.

June 12, 2012 - Closing arguments are made, a day after the completion of testimony from 46 witnesses over 26 court days.

June 18, 2012 - After 10 hours of deliberation by the jury, Clemens is found not guilty on all counts.