Videos on social media Saturday appeared to show soldiers raising the Russian flag over one of the plant’s buildings. Russian President Vladimir Putin sent a personal message of congratulating to his troops in the city, state news agency Tass reported. Ukraine is back on the defensive against Russia in the nearly 2-year-old war, hindered by low ammunition supplies and a shortage of personnel. I find it absurd.”White House National Security Council spokesperson Adrienne Watson called the withdrawal “the cost of Congressional inaction.”In a short statement posted on Facebook, Col. Gen. Oleksandr Syrskyi said the Ukrainian troops were moving to “more favorable lines." In recent days, reports emerged that Ukrainian troops in Avdiivka faced a deteriorating situation.