Ukrainian President Volodymyr Zelensky has described the Russian invasion of his country as involving "the torture of the whole nation".
United Nations Secretary-General António Guterres has called for an independent investigation into alleged killings in Bucha - the town near Kyiv where bodies were found discarded on a road.
The scenes left in the Ukrainian town of Bucha after the withdrawal of Russian troops are drawing widespread condemnation from world leaders.
Russian President Vladimir Putin is being misled by advisers who are too scared to tell him how badly the war in Ukraine is going, the White House says.
In a new interview published Tuesday, former President Donald Trump called on Russian President Vladimir Putin to release any damaging information he has about the Biden family, in a brazen request for domestic political assistance from America's top adversary.
Oil prices fell sharply on Tuesday after Russia indicated it will dial back its assault in parts of Ukraine.
Moscow says it will “drastically reduce military activity” on two fronts — Kyiv and Chernihiv — according to the Russian Ministry of Defense Telegram channel.
Turkish President Recep Tayyip Erdogan said that now is the time to "expect solid outcomes" from the latest round of talks between Russia and Ukraine.
The next round of talks between Russia and Ukraine will be held in the Turkish city of Istanbul on Tuesday, according to the Turkish presidency.
Ukrainian President Volodymyr Zelensky reacted to Russia's attempt to censor his interview with independent Russian journalists, saying Moscow was "frightened" by journalists "who can tell the truth."
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.