VLADIMIR Putin’s key gas pipeline has been rocked by a massive mystery explosion for the second time in ten months.
Footage caught the huge fireball from the blast on the Yamburg-Yelets 1 main supply pipe in the Khanty-Mansi region of Siberia, Russia.
The glow from the inferno and smoke column were visible for several miles, with the cause of the explosion being urgently investigated.
The terrifying ordeal comes amid a series of sabotage strikes on key Russian energy facilities linked to the war in Ukraine.
Yet Kyiv rarely claims responsibility for such strikes.
The powerful inferno was near the village of Lykhma, 300 miles north of …