The blame game over a contamination scandal in Russia’s oil industry has breached President Vladimir Putin’s inner circle. Igor Sechin, head of Rosneft, the world’s biggest publicly-traded oil company, and Nikolai Tokarev, the boss of Transneft, the world’s largest pipeline network, are embroiled in an unusually public and rancorous dispute over their companies’ responses to the contamination of Russia’s Druzhba (“Friendship”) pipeline, an episode that disrupted exports and tarnished Moscow’s image as a reliable energy supplier.
