Russian Economy Minister Ulyukayev denies extorting $2 million bribe

By Svetlana Reiter and Andrey Kuzmin MOSCOW (Reuters) - Russian Economy Minister Alexei Ulyukayev on Tuesday denied extorting a $2 million bribe after Rosneft, Russia's biggest oil company, helped authorities organise a sting on him in a case that could expose fault lines in Vladimir Putin's inner circle. Ulyukayev, a 60-year-old technocrat whose ministry oversees a politically-charged sale of state assets, is the highest-ranking Russian official to be detained while in office since the collapse