Choice to send Steve Witkoff highlights Washington's growing urgency to bridge remaining gaps with Kyiv over plan's terms

Ukraine struck an oil tanker belonging to Russia’s so-called shadow fleet in the Black Sea on Wednesday, according to an official in the Security Service of Ukraine (SBU).

Much of Ukraine’s largest Black Sea port was without power, heat and water on Saturday after strikes from Russia, which has shown little appetite for a deal to end the war.

Volodymyr Zelenskyy claimed that the latest wave of attack are a clear indication that Moscow does not intend to end the Russia-Ukraine war.

Poland has detained a Russian archaeologist whom Ukraine accuses of unauthorised excavation and plundering historical artefacts in Crimea, Polish authorities said on Thursday, prompting outrage from Moscow which demanded his immediate release.

Victoria Eduardovna Dubranova faces up to 32 years for allegedly helping Russian-backed cyber groups in attacks on critical infrastructure.

A large warehouse storing medicines in the city of Dnipro was destroyed in a Russian air strike on 6 December. As a result, about $110m worth of medicines were destroyed - estimated at up to 30% of Ukraine's monthly supply.

Ukraine says it has retaken parts of Kupiansk, a town in the northern region of Kharkiv, which Russia’s Ministry of Defence claimed to have seized on November 21. On Friday, as President Volodymyr Zelenskyy visited Kupiansk and hailed the defending troops,