Senate hearing: 9:00a.m. EST. House hearing: 2:00 p.m. ESTWatch live here. Also on C-SPAN 3. In her first testimony since the Benghazi attack, Secretary of State Hillary Clinton will participate in a full day of hearings Wednesday about U.S. diplomatic security and the American mission in Libya. Sec. Clinton will appear before the Senate Foreign Relations Committee in the morning followed by an afternoon testimony to the House Foreign Affairs Committee. In December, the State Department's highest ranking foreign service officers, William Burns and Thomas Nides, testified before Congressional lawmakers in the Secretary's place. They discussed a new report by...