Ukraine's capital was targeted with missile fire on Friday, an adviser to the country's government confirmed.
"Strikes on Kyiv with cruise or ballistic missiles continued," Anton Gerashchenko, adviser to Ukraine's head of the Ministry of Internal Affairs, told reporters, Ukraine's Unian news agency reports.
He added that cruise or ballistic missiles were used.
Several explosions in Ukraine's capital Kyiv have been reported since early morning Friday.
Ukraine's military has so far not commented.