Ukrainian servicemen sit atop armored personnel carriers driving on a road in the Donetsk region, eastern Ukraine, Thursday, Feb. 24, 2022. Russian President Vladimir Putin on Thursday announced a military operation in Ukraine and warned other countries that any attempt to interfere with the Russian action would lead to "consequences you have never seen." (AP Photo/Vadim Ghirda) Image: Sizes: 150 × 150 / 300 × 200 / 768 × 512 / 1,024 × 683 / 1,536 × 1,024 / 2,048 × 1,365 / 2,499 × 1,666