Watch: 'Time for Ukraine to get a new president', says Trump

Former US President Donald Trump has called for new leadership in Ukraine, criticizing President Volodymyr Zelensky for striking Russian oil refineries.

"It’s time for Ukraine to get a new president," he told reporters.

On Friday Trump announced a deal with Moscow to import Russian diesel, a deal Zelensky described as a "gift" to President Putin.

For further background on the rising tensions between the US and Ukraine, read more.