"Russia's FSB Chief Accuses Ukraine, US, and UK of Orchestrating Moscow Concert Hall Attack"

The director of Russia's Federal Security Service (FSB) has accused Ukraine, the United States, and Britain of involvement in the recent deadly attack on a concert hall near Moscow, which killed at least 139 people. Ukraine has denied the accusations, while Russia has provided no evidence for its claims. The Islamic State has claimed responsibility for the attack, but the FSB chief alleges that Western special services facilitated the action. The accusations come amid heightened tensions between Russia and the West, with the FSB chief suggesting that retaliatory measures will be taken.