Russian Foreign Minister Sergei Lavrov says Moscow remains worried about the possibility of U.S. military action against Iran over its continued refusal to give up its controversial nuclear program. Moscow has long favored a negotiated settlement to the standoff as VOA's Lisa McAdams in Moscow reports.

Iranian President Mahmoud Ahmadinejad has again vowed to pursue nuclear technology - a day after the U.N. nuclear agency reported that Iran has failed to stop enriching uranium as demanded by the Security Council.

Representatives of six major powers will meet in London on February 26 to discuss further steps in the Iranian nuclear standoff. The announcement of the meeting follows confirmation from the UN nuclear agency that Iran ignored a Security Council deadline to suspend sensitive nuclear activities.

Foreign ministers of the 27 European Union member countries meeting in Brussels have approved plans for implementing UN sanctions against Iran.

Iran's top nuclear negotiator, Ali Larijani, has canceled a visit to Europe, where he was supposed to hold talks on the international standoff over Iran's nuclear program.

Russian President Vladimir Putin has expressed hope for a negotiated solution to the standoff over Iran's nuclear program.

A top Iranian envoy is holding talks with senior Russian officials in Moscow on ways to resolve Iran's nuclear standoff with the West.

Russia's foreign minister has told Iran that Moscow is hoping for a positive response to its efforts to help resolve the international standoff over Tehran's nuclear program.