United States v. I. Lewis Libby was a high-profile 2007 federal criminal trial in the U.S. District Court for the District of Columbia concerning I. Lewis 'Scooter' Libby, Vice President Dick Cheney's chief of staff. Libby was convicted for lying about his role in leaking Valerie Plame's identity as a CIA operative. Specifically, he was accused of lying to FBI investigators and a grand jury about his involvement in the unauthorized disclosure. The case stemmed from the 2003 leak scandal amid the Iraq War intelligence controversies, where columnist Robert Novak revealed Plame's role, allegedly to discredit her husband Joseph Wilson, a critic of the Bush administration's WMD claims. Libby was convicted on four felony counts: two of perjury, one of making false statements, and one of obstruction of justice. He was sentenced to 30 months in prison, fined $250,000, and disbarred, but President George W. Bush commuted his sentence in July 2007 before incarceration, and President Donald Trump issued a full pardon in April 2018. The case highlighted tensions between the executive branch and investigations into intelligence leaks, influencing public discourse on government accountability and press freedom.