Ukraine’s defence lines were holding against the Russian attack, President Volodymyr Zelensky said in his latest video on Thursday, adding there had been no respite in Moscow’s shelling of Ukraine since midnight. “We have nothing to lose but our own freedom,” Zelensky said, adding Ukraine was receiving daily arms supplies from its international allies. He said it had been two years since Ukraine recorded its first Covid-19 case: “It’s been a week now that another virus attacked,” he said of Russia’s invasion. Zelensky said Russia’s changing tactics and shelling of civilians in cities proved Uk…