U.S. Secretary of State Condoleezza Rice, UN Secretary-General Ban Ki-moon, Russian Foreign Minister Sergey Lavrov, EU foreign policy chief Javier Solana and German Foreign Minister Frank-Walter Steinmeier, from left, leave a news conference in Berlin on Wednesday, Feb. 21, 2007 after a meeting of the Quartet of Middle East peacemakers. The European Union, the U.S. the U.N. and Russia convened in Berlin on Wednesday in search of a way to advance stalled Middle East peace efforts amid strong skepticism about the Palestinians' planned unity government. (AP Photo/Markus Schreiber)
UN chief Ban Ki-moon will hold talks Thursday on Iran's disputed nuclear program with the head of the UN atomic watchdog, who is expected to issue a damning report that could pave the way for tougher sanctions against Tehran. Iranian President Mahmoud Ahmadinejad, seen here on February 4, has vowed that Iran will continue its contentious nuclear drive(AFP/File/Atta Kenare)