The Russian foreign minister noted that Russia will draw up a memorandum on Ukraine based on the most fundamental things and the root causes of the conflict, which must be removed "like a cancerous tumor" MOSCOW, May 23. /TASS/. A possible choice of the Vatican as a venue for the next negotiations between Russia and Ukraine is "a bit inelegant" as the two Orthodox countries will be discussing their issues on Catholic ground, including Orthodoxy in Ukraine, Russian Foreign Minister Sergey Lavrov