A mass drone attack struck several districts of the Ukrainian capital Kyiv early on Tuesday, damaging an apartment building and injuring up to 11 people, city officials said. Mayor Vitali Klitschko said swarms of drones continued to move towards the capital and warned of a danger of Russian missiles being deployed.

Russian drones attacked Kyiv and the region in June, causing widespread environmental pollution. The Ministry of Environmental Protection and Natural Resources of Ukraine reports significant environmental damage and risks to the health of residents.

Ukraine alleged Monday that Russia mixed bodies of its own dead soldiers among the Ukrainian military dead that have been returned, and that more than a million Russians have been killed since conflict began.

Ukraine received another 1,245 bodies of its soldiers killed in the war with Russia on Monday in the final stage of the repatriation of remains agreed at talks in Istanbul, Ukrainian officials said. "Today marks the final stage of the repatriation of fallen soldiers,

Ukraine and Russia have completed an exchange of dead bodies - the final stage of a deal to bring home fallen soldiers. Kyiv said Moscow handed over 1,245 bodies on Monday, bringing the total to 6,057 in the past few days.

The Kremlin said Russia was still ready to mediate between Iran and Israel, and its offer remained on the table to remove highly enriched uranium from Iran and convert it into civilian reactor fuel as a possible way to defuse the crisis over Tehran's nuclear programme.

When Israel first started bombing Iran, many in Russia saw it as an opportunity, a means of drawing support and attention away from Ukraine.

President Trump took questions from reporters during the G7 summit in Canada. Mr. Trump commented on reports of Iran looking to de-escalate the conflict with Israel, and talked about Russia exiting the G8.