Ukrainian photographer Maksim Levin carries a cat near the line of separation from Russian-backed separatists in Donetsk region, Ukraine January 25, 2022. Picture taken January 25, 2022. REUTERS/Stanislav Kozliuk 

Ukrainian photographer Maksim Levin holds a cat near the line of separation from Russian-backed separatists in Luhansk region, Ukraine January 6, 2022. Picture taken January 6, 2022. REUTERS/Stanislav Kozliuk 

Oleksander Yanukovich (front, L), son of Ukrainian President Viktor Yanukovich, walks with his wife during an event organized by Automobile Federation of Ukraine at the "Ukrainian House" in Kiev February 18, 2012. On a street in ousted President Yanukovich's political stronghold, Donetsk, stands the imposing headquarters of the Mako Group, a Ukrainian banking-to-construction conglomerate. The 20-storey block is modern but built in the decorated style of the Stalin era and contains a hotel, restaurant, bank, and Mako's unmarked offices - all, according to residents, belonging to Yanukovich's eldest son Oleksander, 40. Picture taken February 18, 2012. To match UKRAINE-CRISIS/MAKO REUTERS/Maks Levin (UKRAINE - Tags: POLITICS BUSINESS) 

Oleksander Yanukovich, son of Ukrainian President Viktor Yanukovich, walks with his wife during an event organized by Automobile Federation of Ukraine at the "Ukrainian House" in Kiev February 18, 2012. On a street in ousted President Yanukovich's political stronghold, Donetsk, stands the imposing headquarters of the Mako Group, a Ukrainian banking-to-construction conglomerate. The 20-storey block is modern but built in the decorated style of the Stalin era and contains a hotel, restaurant, bank, and Mako's unmarked offices - all, according to residents, belonging to Yanukovich's eldest son Oleksander, 40. Picture taken February 18, 2012. To match UKRAINE-CRISIS/MAKO REUTERS/Maks Levin (UKRAINE - Tags: POLITICS BUSINESS) 

Mattresses lie on the pavement near the Ukrainian parliament in Kiev February 21, 2014. Ukraine's President Viktor Yanukovich announced concessions to his pro-European opponents on Friday, including a plan to hold early elections, but it was unclear whether the opposition would accept such an EU-mediated deal to end a violent crisis. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

Riot police march after duty near the Ukrainian parliament in Kiev February 21, 2014. Ukraine's President Viktor Yanukovich announced concessions to his pro-European opponents on Friday, including a plan to hold early elections, but it was unclear whether the opposition would accept such an EU-mediated deal to end a violent crisis. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

Riot police march after their duty near the Ukranian parliament in Kiev February 21, 2014. Ukraine's President Viktor Yanukovich announced concessions to his pro-European opponents on Friday, including a plan to hold early elections, but it was unclear whether the opposition would accept such an EU-mediated deal to end a violent crisis. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

Riot police march after duty near the Ukrainian parliament in Kiev February 21, 2014. Ukraine's President Viktor Yanukovich announced concessions to his pro-European opponents on Friday, including a plan to hold early elections, but it was unclear whether the opposition would accept such an EU-mediated deal to end a violent crisis. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

Riot police march after duty near the Ukrainian parliament in Kiev February 21, 2014. Ukraine's President Viktor Yanukovich announced concessions to his pro-European opponents on Friday, including a plan to hold early elections, but it was unclear whether the opposition would accept such an EU-mediated deal to end a violent crisis. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

Riot police officers take cover behind shields during clashes with pro-European protesters in Kiev January 22, 2014. Ukrainian President Viktor Yanukovich has agreed to meet the three main opposition leaders on Wednesday for talks on a crisis that has led to violent clashes between protesters and police, said one of the leaders, Arseny Yatsenyuk. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

Riot police officers gather during clashes with pro-European protesters in Kiev January 22, 2014. Ukrainian President Viktor Yanukovich has agreed to meet the three main opposition leaders on Wednesday for talks on a crisis that has led to violent clashes between protesters and police, said one of the leaders, Arseny Yatsenyuk. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY) 

A man carries a burning tyre during clashes between police and pro-European protesters in Kiev January 22, 2014. Ukrainian President Viktor Yanukovich has agreed to meet the three main opposition leaders on Wednesday for talks on a crisis that has led to violent clashes between protesters and police, said one of the leaders, Arseny Yatsenyuk. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

A man holds a Ukrainian flag as smoke rises in the background during clashes between police and pro-European protesters in Kiev January 22, 2014. Ukrainian President Viktor Yanukovich has agreed to meet the three main opposition leaders on Wednesday for talks on a crisis that has led to violent clashes between protesters and police, said one of the leaders, Arseny Yatsenyuk. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST) 

Medical personnel transport a man who was injured during clashes with riot police in Kiev January 22, 2014. Ukrainian President Viktor Yanukovich has agreed to meet the three main opposition leaders on Wednesday for talks on a crisis that has led to violent clashes between protesters and police, said one of the leaders, Arseny Yatsenyuk. REUTERS/Maks Levin (UKRAINE - Tags: POLITICS CIVIL UNREST)