In a letter to the Russian Biathlon Union, Irina Starykh confirmed that the IBU had notified her of a positive "A" sample. She resigned from the team until the situation is clarified, and also so that she could attend the opening of the "B" sample. Meanwhile, Alexander Tikhonov points out that a doctor sacked in 2009 after a doping scandal was re-hired this year, and was present on the World Cup circuit.