Kherson: 'Heavy fighting' as Ukraine seeks to retake Russian-held region
Fierce battles have been reported as Ukraine tries to retake the Russian-occupied southern Kherson region - but military experts have told the BBC it "won't happen quickly". "Heavy fighting is continuing, our soldiers are working around the clock," said Vitaliy Kim, who heads the neighbouring Mykolaiv region. Ukraine earlier said it had broken through Russia's first line of defence. But Russia said Ukrainian troops had been defeated during a failed attack. The defence ministry in Moscow also said there had been heavy casualties among the Ukrainian forces, but the claims by both Ukraine and Russia have not been independently verified. Kherson became the first major Ukrainian city to fall into Russian hands in the opening days of Moscow's invasion that began on 24 February. What weapons are being supplied to Ukraine? How risky is stand-off over Ukraine's nuclear plant? Top Ukrainian military officials have been tight-lipped about giving too many deta...