Former Russian Prime Minister Kasyanov listens to a journalist's question during an interview at Echo of Moscow radio station in Moscow. Former Russian Prime Minister Mikhail Kasyanov listens to a journalist's question during an interview at Echo of Moscow radio station in Moscow, September 14, 2005. Kasyanov, targeted in a criminal probe over a luxury villa, said on Wednesday he would stand for president in 2008. REUTERS/Viktor Korotayev