Russian Foreign Minister Sergei Lavrov will join the P5+1 talks with Tehran on the Iranian nuclear program held in Vienna on Sunday, a source from the foreign ministry's press service told reporters.

MOSCOW (Sputnik) � The negotiations between Iran and the P5+1 countries, comprising Russia, the United States, France, the United Kingdom, China and Germany, taking place in Vienna, are aimed at reaching a final deal on Tehran's nuclear program by July 7.

�Today Lavrov will join the P5+1, Iran negotiations,� the source said.

By Sputnik News