Russia once again subjected Ukraine to massive drone attacks on Saturday night. According to the Ukrainian air force, the areas affected included Kiev, the Vinnytsia region to the south-west of the capital, the north-eastern Ukrainian border region of Sumy, the central region of Cherkasy, the southern city of Mykolaiv and the port city of Odessa on the Black Sea. Explosions were reportedly heard across much of the country. There had previously been an air alert in numerous areas. There was initially no information about damage or casualties. Explosions were also reported in the Russian-occupie…