After he was briefed on what the senior official described as a “productive” call between Secretary of State Marco Rubio and Russian Foreign Minister Sergey Lavrov on Monday, Trump essentially pressed pause — believing both sides in the Russia-Ukraine conflict were not ready to seriously talk peace, the official said.

The BBC's Russia editor says Trump's decision to call of his Putin talks and impose oil sanctions will not go down well in Moscow.

Senior White House correspondent Peter Doocy provides details on the Trump administration's move to sanction Russian oil giants after Putin rejected the latest push for a ceasefire.