MOSCOW (Reuters) - Russian Foreign Minister Sergei Lavrov and U.S. Secretary of State Rex Tillerson will discuss the current state of relations between Moscow and Washington at a meeting in Manila next week, the Russian Foreign Ministry said on Thursday. The two statesmen agreed to talk on the sidelines of an ASEAN regional security summit scheduled for Aug. 6-8 in Manila, the ministry said.  In a phone call on Thursday, they discussed the situation in North Korea and a range of global issues, it added.  