Fighting has blazed in Toretsk for many months, while Russia has headed south of Pokrovsk to avoid battles through the Ukrainian stronghold city.

Trump has said the US military and economic aid in Ukraine has amounted to around $500bn (£396bn), and in return, he wants the US to access Ukraine's minerals of that value.

Ukraine has agreed terms with the US on a crucial minerals deal, a Ukrainian government source has told Sky News, adding Volodymyr Zelenskyy plans to travel to Washington on Friday to meet Donald ...