Explosion occurred in front of Tax Office in Vanadzor city, the press-service of the police reports. The police received information about the explosion on June 4, at 1:15am local time.
"The arrived operative group revealed that at 00:40 am local time an unknown item exploded in trash can near the entrance door of the Tax Office. As a result the door glass was broken. Investigation has been launched" the statement of the police reports.