Russian air defence forces downed four Ukrainian drones flying towards Moscow, the city's mayor, Sergei Sobyanin, said on Wednesday. Earlier on Wednesday the Telegram channel Shot, which has sources in Russia's law enforcement agencies,

The fighting comes a day ahead of a planned parade in the Russian capital to mark the 80th anniversary of the end of World War Two - with President Vladimir Putin proposing a three-day ceasefire to coincide with the event. Ukraine has not agreed to the proposal and has pushed for a truce lasting at least 30 days.