U.S. families of Camp Liberty residents in Congressional Hearing as Secretary Kerry testifies Posted on December 10, 2013December 11, 2013 by USCCAR REUTERS PHOTO The U.S. families of Iranian dissidents, members of Iran's opposition movement Mujahedin-e Khalq (MEK) who reside in Camp Liberty in Iraq, look on as U.S. Secretary of State John Kerry testifies on agreements over Iran's nuclear programs, before the House Foreign Affairs Committee on Capitol Hill in Washington, December 10, 2013. REUTERS/Jonathan Ernst Twitter