U.S. Senator Lindsey Graham (R-South Carolina) questions Commander of the U.S. Cyber Command, Director of the National Security Agency, and Chief of the Central Security Service Admiral Mike Rogers on U.S. Cyber policy and the threats facing the nation.

U.S. Senator Lindsey Graham (R-South Carolina) questions Secretary of Defense Aston Carter and the Chairman of the Joint Chiefs of Staff General Joseph Dunford, on the Department of Defense budget posture in review of the Defense Authorization Request for Fiscal Year 2017.

U.S. Senator Lindsey Graham (R-South Carolina) questions Lieutenant General Frank Klotz, of the National Nuclear Security Administration, on the MOX project at the Savannah River Site.

During a Senate Judiciary Committee Hearing with Attorney General Loretta Lynch, U.S. Senator Lindsey Graham (R-South Carolina) questioned her regarding the FBI's investigation into Hillary Clinton's email server and Apple's cooperation with the DOJ in unlocking the San Bernardino terrorist's iPhone.