Sevastopol Governor Mikhail Razvozhayev said on Saturday, following an earlier incident, that a missile threat has been declared in the city.
"Attention everyone! Missile threat," Razvozhayev said on Telegram.
On Friday, Ukraine launched a missile strike on Sevastopol, Crimea, hitting the headquarters of Russia's Black Sea Fleet. Air raid sirens sounded around the city while local authorities urged residents to stay calm and trust solely the official sources of information.