FILE PHOTO: A voter demonstrates a ballot to journalists while casting it at a polling station located in the Don State Technical University on the second day of a referendum on the joining of Russian-controlled regions of Ukraine to Russia, in Rostov-on-Don, Russia September 24, 2022. A vote at the polling station was held for residents of the self-proclaimed Donetsk (DPR) and Lugansk People's Republics (LPR) - the Russian-controlled regions of Ukraine. REUTERS/Sergei Pivovarov
