According to the statement, "current international and regional problems" were also among the topics in the conversation MOSCOW, February 3. /TASS/. Stability of the global energy market and cooperation in the OPEC+ format became the topic for the telephone conversation of Russian President Vladimir Putin and Crown Prince of Saudi Arabia Mohammed bin Salman Al Saud. "The course of the joint work in the OPEC+ format to support stability of the global energy market were also discussed," the