2/2 © Reuters. Russia's Foreign Minister Sergei Lavrov attends the 77th Session of the United Nations General Assembly at U.N. Headquarters in New York City, U.S., September 24, 2022. REUTERS/Eduardo Munoz/File Photo/File Photo 2/2 TWTR +0.43% Add to/Remove from Watchlist By Michelle Nichols, Humeyra Pamuk and Daphne Psaledakis UNITED NATIONS (Reuters) - Russia's top diplomat on Saturday said regions of Ukraine where widely-derided referendums are being held would be under Russia's "full protection" if they are annexed by Moscow, amid fears Russia could further escalate the conflict and even use nuclear weapons. Foreign Minister Sergei Lavrov, addressing the U.N. General...