Russia has released the identity of the person who attacked the Federal Security Service (FSB) headquarters and killed an official.

The Russian authority has identified the attacker as Yevgeny Manyurov. The details about the attacker has been publicised through a Russian state-run newspaper. The attacker is said to be a loner as well as a gun enthusiast.

The exact reason why he has attacked the FSB headquarters is unknown at this moment. An investigation to clear the dark air surround the attack is on.

At least five persons have been injured in the attack. Among the five, there is also a civilian. The injured persons are at the stage of recovering.

The FSB is the internal intelligence agency of Russia. Like the KGB, the force has enormous importance in the country.

Russia considers the attack on the FSB as a very serious issue.

The attack was gunned down during the incident.

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