Russian President Vladimir Putin condemned the assault on a Moscow concert hall which caused the deaths of at least 150 people. Putin labelled it a bloody and barbaric terrorist attack. He announced Sunday, March 24, as a national day of mourning across Russia during a televised address.Putin revealed that the four assailants responsible for the attack had been apprehended, so far. He promised severe punishment for all involved in orchestrating the assault. He echoed assertions from Russias FSB security service, suggesting the attackers had ties to individuals in Ukraine while attempting to flee, a claim dismissed by Ukrainian officials as absurd.🔴 #LIVE: President Vladimir Putins address following the terrorist attack in Crocus City Hall https://t.co/d7DmNZnhA9— MFA Russia 🇷🇺 (@mfa_russia) March 23, 2024Ukraine connectionPutin asserted that all four individuals responsible for the terrorist attack, who fired upon and caused fatalities, have been apprehended. They were en route to Ukraine, intending to cross the border, as indicated by initial reports. Putin underscored the commitment to uncovering and penalizing all individuals associated with the incident, ensuring accountability for their actions.Expressing gratitude to emergency responders, including ambulance crews and firefighters, Putin acknowledged their efforts to save lives amidst the chaos.11 individuals arrested in Moscow concert hallEarlier, Russia announced the arrest of 11 individuals, in addition to the four gunmen, linked to the shooting at the Moscow concert hall, marking it as the deadliest attack in Russia in two decades.The assault at Crocus City Hall in Moscows suburb of Krasnogorsk on Friday was claimed by the Islamic State affiliate ISIS-K. However, Russias FSB asserted the attackers had connections to Ukraine, a claim disputed by Ukrainian authorities, as tensions between the two nations persist.