Ukraine live briefing: Russia set to hold sham referendums from Friday; U.S. warns Putin about nuclear use

, said Donbas and other occupied Ukrainian regions “will be accepted into Russia” and warned that Moscow would be open to using strategic nuclear weapons for the “protection” of those territories. Washington has for months been sending private warnings to Moscow about the grave consequences if it used a nuclear weapon in Ukraine, though it was unclear if any new messages were sent in recent days, The Washington Post reported Thursday