Two ethnic Russian suspects were arrested, and the general prosecutor of Moscow Yuri Syomin charged them of a racially motivated murder.[4][5] The prosecutor's office officially indicted three university students, Oleg Kostyrev, Ilya Tikhomirov (both 20 years old) and Valeri Zhukovtsev (18 years old) on a racially motivated murder charge on August 22.[6] The police investigation was finished on August 7, 2007.