A HUGE explosion has hit a strategic Russian oil and gas field amid suspicions key facilities are being targeted in sabotage attacks. ‘Armageddon-like’ flames shot into the sky from the giant blaze at the Markovskoye condensate treatment unit in the biting minus 22C cold. Flames at the Markovskoye oil and gas field Dramatic footage shows the scene from hell caused by the “jet fire” in the east Siberian district of Ust-Kut, Irkutsk region. At least seven people suffered injuries in the blast at Angarsk which was in the same region as a blast three days earlier that was compared to an earthquake or plane crash for its force. The Russian authorities rushed out a statement to declare that the blaze was under control, even though it was clearly still burning in the remote region. Governor Igor Kobzev failed to mention the explosion heard by witnesses and claimed: “The fire was extinguished at the complex natural gas treatment plant at the Markovskoye field. “There is no threat to residents.” But he admitted admitted 155 firefighters were deployed seeking to control an inferno some estimates said had spread to 10,700 square feet.