EDITORS' NOTE: Reuters and other foreign media are subject to Iranian restrictions on their ability to film or take pictures in Tehran. An Iranian student holds a picture of Supreme Leader Ayatollah Ali Khamenei (L) and Iran's Late Leader Ayatollah Ruhollah Khomeini during a rally outside the former U.S. embassy in Tehran November 4, 2009. REUTERS/Raheb Homavandi (IRAN POLITICS CONFLICT)
REUTERS/RAHEB HOMAVANDI