Russian Foreign Minister Sergei Lavrov and U.S. Secretary of State Marco Rubio discussed on Sunday prospects for settling the conflict in Ukraine and Russia-Ukraine talks set for Monday in Turkey, Lavrov's ministry said.

"The head of the Security Service of Ukraine, Vasyl Maliuk, presented a report on today's operation. An absolutely brilliant result," commented Ukrainian President Volodymyr Zelensky on social media.

While world leaders bicker over the prospects for peace, the deadliest conflict in Europe since World War Two is heating up fast.

Kyiv also suffered a damaging blow when a Russian missile struck a Ukrainian military training base, killing at least 12 soldiers. Hours before that strike, Russia launched what Ukrainian officials said was the largest combined overnight aerial assault on the country since the start of the war.

President Donald Trump appeared to distance the U.S. from the conflict between Russia and Ukraine — just two days after speaking over the phone with Russian President Vladimir Putin. Trump, who called Ukrainian President Volodymyr Zelenskyy Monday before speaking to Putin and after with European leaders,

The attack followed a night of bombardment, with Russia launching 472 drones, Ukraine’s air force said. Earlier Sunday, Ukraine’s army said a Russian missile strike on an army training unit killed at least 12 Ukrainian service members and injured 60.

The Russian economy faces a banking collapse, companies forgoing dividend payouts and a sharp downturn in growth.

Ukraine reportedly launched a drone attack on a Russian military base in Siberia, targeting nuclear-capable long-range bombers, marking the conflict's deepest strike into Russian territory. The attack,