80% of the soldiers, previously prisoners, provided by the Wagner group are reportedly dead, missing, surrendered or deserted.
Russia has made it a criminal offense to discredit its armed forces, distributing "false information" about the military carries a maximum sentence of 15 years.
"A ship armed with Zircons is capable of inflicting pinpoint powerful strikes against any enemy targets at sea and on land," said The Russian Defense Ministry
The second attack on Saturday came hours after Reuters journalists heard a series of blasts in Kyiv in the morning before the air raid siren even sounded, which is highly unusual.
Putin hailed the Russian Orthodox Church as an important unifying force in the "special military operation" in Ukraine.