Ukraine on Sunday committed a massive, "Pearl Harbor"-like drone strike on Russia so devastating that experts are expecting a furious reaction from Russian President Vladimir Putin. "We can expect a great deal of sound and fury from Moscow,

Two U.S. senators are warning that Russian President Vladimir Putin is preparing a fresh military offensive against Ukraine.

Though the knock-on effects are unclear, some military commentators have called the strike Russia's "Pearl Harbor." Hopes for direct peace talks, which resume Monday, remain low.

Trump open to join a peace summit in Istanbul with Putin and Zelenskyy, as Russian and Ukrainian negotiators failed to agree on a ceasefire. The White House stressed Trump’s attendance depends on both sides’ serious commitment to peace,

Trump previously said his personal relationship with Putin would usher in peace for Ukraine. Now, he says Putin's gone "absolutely CRAZY!"

Ukraine says Russia launched its biggest drone strike to date after Trump called Putin crazy for stepping up his offensive and "needlessly killing a lot of people."

The U.S. president lashed out at the Kremlin on Tuesday as the White House continued to consider increasing sanctions against Russia.

A top Kremlin aide has accused Donald Trump of being “not sufficiently informed” about the situation in Ukraine after the US president said Russian leader Vladimir Putin was “playing with fire.”

Lindsey Graham has warned Donald Trump that the U.S. is being “played” by Russian President Vladimir Putin as he leads a bipartisan push to cripple the Kremlin with America’s toughest sanctions yet.As the White House drags its feet on Russia despite its ongoing aggression against Ukraine,