Russian FM Sergey Lavrov and U.S. Secretary of State John Kerry are holding a bilateral meeting in Vienna.

There has been no official announcement on the issues which Lavrov and Kerry plan to confer on. However, they will obviously discuss the situation in Syria. Besides, the foreign ministers will probably raise the issue on the situation in Ukraine and the Nagorno-Karabakh conflict, TASS reports.

Lavrov arrived in Vienna Monday. The Russian FM will co-host the talks on the Nagorno-Karabakh conflict settlement together with the other Co-Chairs of the OSCE Minsk Group (Russia, U.S., France. He will also take part in International Syria Support Group (ISSG) meeting to be held in Vienna Tuesday