
Russian Foreign Minister Sergey Lavrov, listens to a question during his and Tunisian Foreign Minister Rafik Abdessalam, unseen, news conference in Moscow, Russia, Thursday, June 28, 2012. Russia is denying comments by a U.S. official that it has endorsed a Syrian transition plan that includes a call for President Bashar Assad to give up power in favor of a national unity government saying that outside forces must concentrate on convincing opposition groups to soften their demands. But, Russian Foreign Minister Sergey Lavrov denied that Thursday. "We are not supporting and will not support any external meddling,” he said. (AP Photo/Alexander Zemlianichenko)

Russian Foreign Minister Sergey Lavrov speaks June 15, 2012, at a news conference in Moscow. (Associated Press)

Russian Foreign Minister Sergey Lavrov speaks June 15, 2012, at a news conference in Moscow. (Associated Press)

** FILE ** Russian Foreign Minister Sergey Lavrov, right, welcomes his British counterpart William Hague during their meeting in Moscow, Russia, Monday, May 28, 2012, expected to focus on the Syria crisis. (AP Photo/Misha Japaridze)

** FILE ** Russian Foreign Minister Sergey Lavrov, right, welcomes his British counterpart William Hague during their meeting in Moscow, Russia, Monday, May 28, 2012, expected to focus on the Syria crisis. (AP Photo/Misha Japaridze)

Among the members of Russian President Vladimir Putin's new Cabinet are (from right) Industry and Trade Minister Denis Manturov, Foreign Minister Sergei Lavrov and Interior Minister Vladimir Kolokoltsev, shown attending a Cabinet meeting in the Kremlin in Moscow on Monday, May 21, 2012. (AP Photo/RIA-Novosti, Alexei Druzhinin, Government Press Service)

Among the members of Russian President Vladimir Putin's new Cabinet are (from right) Industry and Trade Minister Denis Manturov, Foreign Minister Sergei Lavrov and Interior Minister Vladimir Kolokoltsev, shown attending a Cabinet meeting in the Kremlin in Moscow on Monday, May 21, 2012. (AP Photo/RIA-Novosti, Alexei Druzhinin, Government Press Service)

U.S. Secretary of State Hillary Rodham Clinton (center), accompanied by U.S. Ambassador to the United Nations Susan Rice and Russian Foreign Minister Sergei Lavrov, poses for photos at the beginning of their bilateral meeting at United Nations headquarters on March 12, 2012. (Associated Press)

A pro-Syrian regime protester (left), holding a poster of Hezbollah leader Sheik Hassan Nasrallah with Arabic that reads "Hezbollah", cheers a convoy believed to be transporting Russian Foreign Minister Sergey Lavrov in Damascus, Syria, on Feb. 7, 2012. (Associated Press)